Price D, Jenkins C, Hancock K, Vella R, Heraud F, Le Cheng P, Murray R, Beekman M, Bosnic-Anticevich S, Botini F, Carter V, Catanzariti A, Doan J, Fletton K, Kichkin A, Le T, Le Lievre C, Lau CM, Novic D, Pakos J, Ranasinghe K, Roussos A, Samuel-King J, Sharma A, Stewart D, Willet B, Bateman E, OPCA Improving Asthma Outcomes in Australia Research Group.

Risk of Pneumonia in Patients with COPD Initiating Fixed Dose Inhaled Corticosteroid (ICS) / Long-Acting Bronchodilator (LABD) Formulations Containing Extrafine Beclometasone Dipropionate versus Patients Initiating LABD Without ICS.Optimum Patient Care

Price D, Henley W, Cançado JED, Fabbri LM, Kerstjens HAM, Papi A, Roche N, Şen E, Singh D, Vogelmeier CF, Nudo E, Carter V, Skinner D, Vella R, Soriano JB, Kots M, Georges G.

Patterns of care in the management of high-risk COPD in the US (2011-2019): an observational study for the CONQUEST quality improvement program.Optimum Patient Care

Kerr M, Tarabichi Y, Evans A, Mapel D, Pace W, Carter V, Couper A, Drummond MB, Feigler N, Federman A, Gandhi H, Hanania NA, Kaplan A, Kostikas K, Kruszyk M, van Melle M, Müllerová H, Murray R, Ohar J, Pollack M, Pullen R, Williams D, Wisnivesky J, Han MK, Meldrum C, Price D.

Application of an algorithm to analyze patterns of intermittent oral corticosteroid use in asthma.Optimum Patient Care

Haughney J, Tran TN, Heatley H, Bourdin A, Menzies-Gow A, Jackson DJ, Maslova E, Chapaneri J, Skinner D, Carter V, Chan JSK, Price D.

Observational UK cohort study to describe intermittent oral corticosteroid prescribing patterns and their association with adverse outcomes in asthma.Optimum Patient Care

Heatley H, Tran TN, Bourdin A, Menzies-Gow A, Jackson DJ, Maslova E, Chapaneri J, Skinner D, Carter V, Chan JSK, Ariti C, Haughney J, Price DB.

Effect of Stepping Up to High-Dose Inhaled Corticosteroids in Patients With Asthma: UK Database Study.Optimum Patient Care

Pavord ID, Tran TN, Jones RC, Nuevo J, van den Berge M, Brusselle GG, Menzies-Gow AN, Skinner D, Carter V, Kocks JWH, Price DB.

Characterisation of the Australian Adult Population Living with Asthma: Severe - Exacerbation Frequency, Long-Term OCS Use and Adverse Effects.Optimum Patient Care

Hancock KL, Bosnic-Anticevich S, Blakey JD, Hew M, Chung LP, Cvetkovski B, Claxton S, Del Fante P, Denton E, Doan J, Ranasinghe K, Morgan L, Sharma A, Smith PK, Stewart D, Thompson PJ, Wiseman R, Upham JW, Yan KY, Carter V, Dhillon K, Heraud F, Le T, Vella R, Price D, OPCA Improving Asthma outcomes in Australia Research Group.

Interclass Difference in Pneumonia Risk in COPD Patients Initiating Fixed Dose Inhaled Treatment Containing Extrafine Particle Beclometasone versus Fine Particle Fluticasone.Optimum Patient Care

Price DB, Henley W, Cançado JED, Fabbri LM, Kerstjens HAM, Papi A, Roche N, Şen E, Singh D, Vogelmeier CF, Barille S, Nudo E, Carter V, Skinner D, Vella R, Georges G.

Characteristics of patients in platform C19, a COVID-19 research database combining primary care electronic health record and patient reported information.Optimum Patient Care

Stanley B, Davis A, Jones R, Julious S, Ryan D, Jackson D, Halpin D, Pinnock H, Quint J, Khunti K, Heaney L, Oliver P, Siddiqui S, Kemppinen A, Appiagyei F, Roberts EJ, Hardjojo A, Carter V, Melle MV, Price D, Platform C19 committee.

Association Between a Type 2 Inflammatory Disease Burden Score and Outcomes Among Patients with Asthma.Optimum Patient Care

Price D, Menzies-Gow A, Bachert C, Canonica GW, Kocks J, Khan AH, Ye F, Rowe PJ, Lu Y, Kamat S, Carter V, Voorham J.

Risk Predictors and Symptom Features of Long COVID Within a Broad Primary Care Patient Population Including Both Tested and Untested Patients.Optimum Patient Care

Jones R, Davis A, Stanley B, Julious S, Ryan D, Jackson DJ, Halpin DMG, Hickman K, Pinnock H, Quint JK, Khunti K, Heaney LG, Oliver P, Siddiqui S, Pavord I, Jones DHM, Hyland M, Ritchie L, Young P, Megaw T, Davis S, Walker S, Holgate S, Beecroft S, Kemppinen A, Appiagyei F, Roberts EJ, Preston M, Hardjojo A, Carter V, van Melle M, Price D.

Asthma Phenotyping in Primary Care: Applying the International Severe Asthma Registry Eosinophil Phenotype Algorithm Across All Asthma Severities.Optimum Patient Care

Kerkhof M, Tran TN, Allehebi R, Canonica GW, Heaney LG, Hew M, Perez de Llano L, Wechsler ME, Bulathsinhala L, Carter VA, Chaudhry I, Eleangovan N, Murray RB, Price CA, Price DB.

Persistence of Eosinophilic Asthma Endotype and Clinical Outcomes: A Real-World Observational Study.Optimum Patient Care

Tran TN, Kerkhof M, Carter V, Price DB.

Maximizing Adherence and Gaining New Information For Your Chronic Obstructive Pulmonary Disease (MAGNIFY COPD): Study Protocol for the Pragmatic, Cluster Randomized Trial Evaluating the Impact of Dual Bronchodilator with Add-On Sensor and Electronic Monitoring on Clinical Outcomes.Optimum Patient Care

Price D, Jones R, Pfister P, Cao H, Carter V, Kemppinen A, Holzhauer B, Kaplan A, Clark A, Halpin DMG, Pinnock H, Chalmers JD, van Boven JFM, Beeh KM, Kostikas K, Roche N, Usmani O, Mastoridis P.

Potential Severe Asthma Hidden in UK Primary Care.Optimum Patient Care

Ryan D, Heatley H, Heaney LG, Jackson DJ, Pfeffer PE, Busby J, Menzies-Gow AN, Jones R, Tran TN, Al-Ahmad M, Backer V, Belhassen M, Bosnic-Anticevich S, Bourdin A, Bulathsinhala L, Carter V, Chaudhry I, Eleangovan N, FitzGerald JM, Gibson PG, Hosseini N, Kaplan A, Murray RB, Rhee CK, Van Ganse E, Price DB.

Evaluating the real-life effect of MP-AzeFlu on asthma outcomes in patients with allergic rhinitis and asthma in UK primary care.Optimum Patient Care

De Jong HJI, Voorham J, Scadding GK, Bachert C, Canonica GW, Smith P, Wahn U, Ryan D, Castillo JA, Carter VA, Murray RB, Price DB.

A Comparison of the Real-Life Clinical Effectiveness of the Leading Licensed ICS/LABA Combination Inhalers in the Treatment for COPD.Optimum Patient Care

Ming SWY, Haughney J, Ryan D, Small I, Lavorini F, Papi A, Singh D, Halpin DMG, Hurst JR, Patel S, Ochel M, Kocks J, Carter V, Hardjojo A, Price DB.

Extrafine Beclometasone Dipropionate/Formoterol Fumarate vs Double Bronchodilation Therapy in Patients with COPD: A Historical Real-World Non-Inferiority Study.Optimum Patient Care

Voorham J, Baldi S, Santoro L, Kerkhof M, Contoli M, Fabbri LM, Kerstjens HAM, Luis López-Campos J, Roche N, Singh D, Vogelmeier CF, Price DB.

Blood eosinophil count predicts treatment failure and hospital readmission for COPD.Optimum Patient Care

Kerkhof M, Chaudhry I, Pavord ID, Miravitlles M, Kook Rhee C, Halpin DMG, Usmani OS, Jones R, Kocks J, Alacqua M, Morris T, Kaplan A, Price DB.

The Long-Term Burden of COPD Exacerbations During Maintenance Therapy and Lung Function Decline.Optimum Patient Care

Kerkhof M, Voorham J, Dorinsky P, Cabrera C, Darken P, Kocks JWH, Sadatsafavi M, Sin DD, Carter V, Price DB.

Changes in Control Status of COPD Over Time and Their Consequences: A Prospective International Study.Optimum Patient Care

Miravitlles M, Sliwinski P, Rhee CK, Costello RW, Carter V, Tan JHY, Lapperre TS, Alcazar B, Gouder C, Esquinas C, García-Rivero JL, Kemppinen A, Tee A, Roman-Rodríguez M, Soler-Cataluña JJ, Price DB, Respiratory Effectiveness Group (REG), following investigators participated in the study.

Association between COPD exacerbations and lung function decline during maintenance therapy.Optimum Patient Care

Kerkhof M, Voorham J, Dorinsky P, Cabrera C, Darken P, Kocks JW, Sadatsafavi M, Sin DD, Carter V, Price DB.

Adequacy of Therapy for People with Both COPD and Heart Failure in the UK: Historical Cohort Study.Optimum Patient Care

Kostikas K, Rhee CK, Hurst JR, Agostoni P, Cao H, Fogel R, Jones R, Kocks JWH, Mezzi K, Wan Yau Ming S, Ryan R, Price DB.

Opportunities to diagnose fibrotic lung diseases in routine care: A primary care cohort study.Optimum Patient Care

Jones MG, Hillyar CRT, Nibber A, Chisholm A, Wilson A, Maher TM, Kaplan A, Price D, Walsh S, Richeldi L, RESPIRATORY EFFECTIVENESS GROUP'S INTERSTITIAL LUNG DISEASE WORKING GROUP.

Historical database cohort study addressing the clinical patterns prior to idiopathic pulmonary fibrosis (IPF) diagnosis in UK primary care.Optimum Patient Care

Thickett D, Voorham J, Ryan R, Jones R, Coker R, Wilson AM, Yang S, Ow MY, Raju P, Chaudhry I, Hardjojo A, Carter V, Price DB.

Predictive value of control of COPD for risk of exacerbations: An international, prospective study.Optimum Patient Care

Inhaled corticosteroids in COPD and onset of type 2 diabetes and osteoporosis: matched cohort study.Optimum Patient Care

Price DB, Voorham J, Brusselle G, Clemens A, Kostikas K, Stephens JW, Park HY, Roche N, Fogel R.

Management Of Community-Acquired Pneumonia: An Observational Study In UK Primary Care.Optimum Patient Care

Launders N, Ryan D, Winchester CC, Skinner D, Konduru PR, Price DB.

Comparative effectiveness of triple therapy versus dual bronchodilation in COPD.Optimum Patient Care

Voorham J, Corradi M, Papi A, Vogelmeier CF, Singh D, Fabbri LM, Kerkhof M, Kocks JH, Carter V, Price D.

Prevalence and Characteristics of Asthma-Chronic Obstructive Pulmonary Disease Overlap in Routine Primary Care Practices.Optimum Patient Care

Krishnan JA, Nibber A, Chisholm A, Price D, Bateman ED, Bjermer L, van Boven JFM, Brusselle G, Costello RW, Dandurand RJ, Diamant Z, Van Ganse E, Gouder C, van Kampen SC, Kaplan A, Kocks J, Miravitlles M, Niimi A, Pizzichini E, Rhee CK, Soriano JB, Vogelmeier C, Román-Rodriguez M, Carter V, D'Urzo AD, Roche N.

Association of elevated fractional exhaled nitric oxide concentration and blood eosinophil count with severe asthma exacerbations.Optimum Patient Care

Price DB, Bosnic-Anticevich S, Pavord ID, Roche N, Halpin DMG, Bjermer L, Usmani OS, Brusselle G, Ming SWY, Rastogi S.

Distribution, Temporal Stability and Appropriateness of Therapy of Patients With COPD in the UK in Relation to GOLD 2019.Optimum Patient Care

Halpin DMG, de Jong HJI, Carter V, Skinner D, Price D.

Comparison of adverse events associated with different spacers used with non-extrafine beclometasone dipropionate for asthma.Optimum Patient Care

Ming SWY, Haughney J, Ryan D, Patel S, Ochel M, d'Alcontres MS, Thornhill S, Kocks JWH, Price D.

Inhaler technique mastery and maintenance in healthcare professionals trained on different devices.Optimum Patient Care

Bosnic-Anticevich S, Callan C, Chrystyn H, Lavorini F, Nikolaou V, Kritikos V, Dekhuijzen PNR, Roche N, Bjermer L, Rand C, Zwar N, Price DB.

Healthcare resource use and costs of severe, uncontrolled eosinophilic asthma in the UK general population.Optimum Patient Care

Kerkhof M, Tran TN, Soriano JB, Golam S, Gibson D, Hillyer EV, Price DB.

Real-life effectiveness and safety of salbutamol Steri-Neb™ vs. Ventolin Nebules® for exacerbations in patients with COPD: Historical cohort study.Optimum Patient Care

Price DB, Gefen E, Gopalan G, McDonald R, Thomas V, Ming SWY, Davis E.

Relationship of Inhaled Corticosteroid Adherence to Asthma Exacerbations in Patients with Moderate-to-Severe Asthma.Optimum Patient Care

Papi A, Ryan D, Soriano JB, Chrystyn H, Bjermer L, Rodríguez-Roisin R, Dolovich MB, Harris M, Wood L, Batsiou M, Thornhill SI, Price DB.

Trends of testing for and diagnosis of α1-antitrypsin deficiency in the UK: more testing is needed.Optimum Patient Care

Soriano JB, Lucas SJ, Jones R, Miravitlles M, Carter V, Small I, Price D, Mahadeva R, Respiratory Effectiveness Group.

Applying UK real-world primary care data to predict asthma attacks in 3776 well-characterised children: a retrospective cohort study.Optimum Patient Care

Turner SW, Murray C, Thomas M, Burden A, Price DB.

Performance of database-derived severe exacerbations and asthma control measures in asthma: responsiveness and predictive utility in a UK primary care database with linked questionnaire data.Optimum Patient Care

Colice G, Chisholm A, Dima AL, Reddel HK, Burden A, Martin RJ, Brusselle G, Popov TA, von Ziegenweidt J, Price DB.

Adverse outcomes from initiation of systemic corticosteroids for asthma: long-term observational study.Optimum Patient Care

Price DB, Trudo F, Voorham J, Xu X, Kerkhof M, Ling Zhi Jie J, Tran TN.

Real-world effectiveness evaluation of budesonide/formoterol Spiromax for the management of asthma and chronic obstructive pulmonary disease in the UK.Optimum Patient Care

Voorham J, Roche N, Benhaddi H, van der Tol M, Carter V, van Boven JFM, Bjermer L, Miravitlles M, Price DB.

Matched cohort study of therapeutic strategies to prevent preschool wheezing/asthma attacks.Optimum Patient Care

Grigg J, Nibber A, Paton JY, Chisholm A, Guilbert TW, Kaplan A, Turner S, Roche N, Hillyer EV, Price DB, Respiratory Effectiveness Group.

Lack of asthma and rhinitis control in general practitioner-managed patients prescribed fixed-dose combination therapy in Australia.Optimum Patient Care

Bosnic-Anticevich S, Kritikos V, Carter V, Yan KY, Armour C, Ryan D, Price D.

The comparative effectiveness of initiating fluticasone/salmeterol combination therapy via pMDI versus DPI in reducing exacerbations and treatment escalation in COPD: a UK database study.Optimum Patient Care

Jones R, Martin J, Thomas V, Skinner D, Marshall J, Stagno d'Alcontres M, Price D.

Initiating or changing to a fixed-dose combination of Fluticasone propionate/Formoterol over Fluticasone propionate/Salmeterol: A real-life effectiveness and cost impact evaluation.Optimum Patient Care

Wan Yau Ming S, Haughney J, Small I, Wolfe S, Hamill J, Gruffydd-Jones K, Daly C, Soriano JB, Gardener E, Skinner D, Stagno d'Alcontres M, Price DB.

Risk of pneumonia in obstructive lung disease: A real-life study comparing extra-fine and fine-particle inhaled corticosteroids.Optimum Patient Care

Sonnappa S, Martin R, Israel E, Postma D, van Aalderen W, Burden A, Usmani OS, Price DB, Respiratory Effectiveness Group, Small Airways Study Group.

Data-Resource Profile: United Kingdom Optimum Patient Care Research Database.Optimum Patient Care

Lynam A, Curtis C, Stanley B, Heatley H, Worthington C, Roberts EJ, Price C, Carter V, Dennis J, McGovern A, Price D.

Risk of pneumonia in obstructive lung disease: A real-life study comparing extra-fine and fine-particle inhaled corticosteroids.Optimum Patient Care

Sonnappa S, Martin R, Israel E, Postma D, van Aalderen W, Burden A, Usmani OS, Price DB, Respiratory Effectiveness Group, Small Airways Study Group.

Erratum: Changes in initial COPD treatment choice over time and factors influencing prescribing decisions in UK primary care: a real-world study.Optimum Patient Care

Gruffydd-Jones K, Brusselle G, Jones R, Miravitlles M, Baldwin M, Stewart R, Rigazio A, Davis E, Keininger DL, Price D.

Does co-payment for inhaler devices affect therapy adherence and disease outcomes? A historical, matched cohort study.Optimum Patient Care

Voorham J, Vrijens B, van Boven JF, Ryan D, Miravitlles M, Law LM, Price DB.

Comparative Effectiveness of Step-up Therapies in Children with Asthma Prescribed Inhaled Corticosteroids: A Historical Cohort Study.Optimum Patient Care

Murray CS, Thomas M, Richardson K, Price DB, Turner SW.

A Randomized Pragmatic Trial of Changing to and Stepping Down Fluticasone/Formoterol in Asthma.Optimum Patient Care

Usmani OS, Kemppinen A, Gardener E, Thomas V, Konduru PR, Callan C, McLoughlin A, Woodhead V, Brady A, Juniper EF, Barnes PJ, Price D.

Real-Life Outcomes for Patients with Asthma Prescribed Spacers for Use with Either Extrafine- or Fine-Particle Inhaled Corticosteroids.Optimum Patient Care

Guilbert TW, Colice G, Grigg J, van Aalderen W, Martin RJ, Israel E, Postma DS, Roche N, Phipatanakul W, Hillyer EV, Evans JM, Dolovich MB, Price DB, Respiratory Effectiveness Group.

The use of multiple respiratory inhalers requiring different inhalation techniques has an adverse effect on COPD outcomes.Optimum Patient Care

Bosnic-Anticevich S, Chrystyn H, Costello RW, Dolovich MB, Fletcher MJ, Lavorini F, Rodríguez-Roisin R, Ryan D, Wan Yau Ming S, Price DB.

Long-Acting β-Agonist in Combination or Separate Inhaler as Step-Up Therapy for Children with Uncontrolled Asthma Receiving Inhaled Corticosteroids.Optimum Patient Care

Turner S, Richardson K, Murray C, Thomas M, Hillyer EV, Burden A, Price DB, Respiratory Effectiveness Group.

Inhaler Errors in the CRITIKAL Study: Type, Frequency, and Association with Asthma Outcomes.Optimum Patient Care

Price DB, Román-Rodríguez M, McQueen RB, Bosnic-Anticevich S, Carter V, Gruffydd-Jones K, Haughney J, Henrichsen S, Hutton C, Infantino A, Lavorini F, Law LM, Lisspers K, Papi A, Ryan D, Ställberg B, van der Molen T, Chrystyn H.

Identifying Risk of Future Asthma Attacks Using UK Medical Record Data: A Respiratory Effectiveness Group Initiative.Optimum Patient Care

Blakey JD, Price DB, Pizzichini E, Popov TA, Dimitrov BD, Postma DS, Josephs LK, Kaplan A, Papi A, Kerkhof M, Hillyer EV, Chisholm A, Thomas M.

Incidence of oral thrush in patients with COPD prescribed inhaled corticosteroids: Effect of drug, dose, and device.Optimum Patient Care

Dekhuijzen PNR, Batsiou M, Bjermer L, Bosnic-Anticevich S, Chrystyn H, Papi A, Rodríguez-Roisin R, Fletcher M, Wood L, Cifra A, Soriano JB, Price DB.

Eligibility of real-life patients with COPD for inclusion in trials of inhaled long-acting bronchodilator therapy.Optimum Patient Care

Halpin DM, Kerkhof M, Soriano JB, Mikkelsen H, Price DB.

Metabolic Effects Associated with ICS in Patients with COPD and Comorbid Type 2 Diabetes: A Historical Matched Cohort Study.Optimum Patient Care

Price DB, Russell R, Mares R, Burden A, Skinner D, Mikkelsen H, Ding C, Brice R, Chavannes NH, Kocks JW, Stephens JW, Haughney J.

Inappropriate asthma therapy-a tale of two countries: a parallel population-based cohort study.Optimum Patient Care

Belhassen M, Nibber A, Van Ganse E, Ryan D, Langlois C, Appiagyei F, Skinner D, Laforest L, Soriano JB, Price D.

First maintenance therapy for COPD in the UK between 2009 and 2012: a retrospective database analysis.Optimum Patient Care

Price D, Miravitlles M, Pavord I, Thomas M, Wedzicha J, Haughney J, Bichel K, West D.

Underuse of β-blockers in heart failure and chronic obstructive pulmonary disease.Optimum Patient Care

Lipworth B, Skinner D, Devereux G, Thomas V, Ling Zhi Jie J, Martin J, Carter V, Price DB.

UK prescribing practices as proxy markers of unmet need in allergic rhinitis: a retrospective observational study.Optimum Patient Care

Price DB, Scadding G, Bachert C, Saleh H, Nasser S, Carter V, von Ziegenweidt J, Durieux AM, Ryan D.

Add-on LABA in a separate inhaler as asthma step-up therapy versus increased dose of ICS or ICS/LABA combination inhaler.Optimum Patient Care

Price DB, Colice G, Israel E, Roche N, Postma DS, Guilbert TW, van Aalderen WM, Grigg J, Hillyer EV, Thomas V, Martin RJ.

Comparison of serious inhaler technique errors made by device-naïve patients using three different dry powder inhalers: a randomised, crossover, open-label study.Optimum Patient Care

Chrystyn H, Price DB, Molimard M, Haughney J, Bosnic-Anticevich S, Lavorini F, Efthimiou J, Shan D, Sims E, Burden A, Hutton C, Roche N.

Changes in initial COPD treatment choice over time and factors influencing prescribing decisions in UK primary care: in UK primary care: a real-world, retrospective, observational.Optimum Patient Care

Gruffydd-Jones K, Brusselle G, Jones R, Miravitlles M, Baldwin M, Stewart R, Rigazio A, Davis E, Keininger DL, Price D.

Predicting frequent asthma exacerbations using blood eosinophil count and other patient data routinely available in clinical practice.Optimum Patient Care

Price D, Wilson AM, Chisholm A, Rigazio A, Burden A, Thomas M, King C.

Predicting frequent COPD exacerbations using primary care data.Optimum Patient Care

Kerkhof M, Freeman D, Jones R, Chisholm A, Price DB, Respiratory Effectiveness Group.

Blood eosinophil count and prospective annual asthma disease burden: a UK cohort study.Optimum Patient Care

Price DB, Rigazio A, Campbell JD, Bleecker ER, Corrigan CJ, Thomas M, Wenzel SE, Wilson AM, Small MB, Gopalan G, Ashton VL, Burden A, Hillyer EV, Kerkhof M, Pavord ID.

Small-particle Inhaled Corticosteroid as First-line or Step-up Controller Therapy in Childhood Asthma.Optimum Patient Care

van Aalderen WM, Grigg J, Guilbert TW, Roche N, Israel E, Martin RJ, Colice G, Postma DS, Hillyer EV, Burden A, Thomas V, von Ziegenweidt J, Price D.

Initial step-up treatment changes in asthmatic children already prescribed inhaled corticosteroids: a historical cohort study.Optimum Patient Care

Turner SW, Richardson K, Burden A, Thomas M, Murray C, Price D.

Increased Dose of Inhaled Corticosteroid versus Add-On Long-acting β-Agonist for Step-Up Therapy in Asthma.Optimum Patient Care

Israel E, Roche N, Martin RJ, Colice G, Dorinsky PM, Postma DS, Guilbert TW, van Aalderen WM, Grigg J, Hillyer EV, Burden A, von Ziegenweidt J, Thomas V, Price DB.

Long-acting muscarinic antagonist use in adults with asthma: real-life prescribing and outcomes of add-on therapy with tiotropium bromide.Optimum Patient Care

Price D, Kaplan A, Jones R, Freeman D, Burden A, Gould S, von Ziegenweidt J, Ali M, King C, Thomas M.

Comparing the effectiveness of small-particle versus large-particle inhaled corticosteroid in COPD.Optimum Patient Care

Postma DS, Roche N, Colice G, Israel E, Martin RJ, van Aalderen WM, Grigg J, Burden A, Hillyer EV, von Ziegenweidt J, Gopalan G, Price D.

Management of COPD in the UK primary-care setting: an analysis of real-life prescribing patterns.Optimum Patient Care

Price D, West D, Brusselle G, Gruffydd-Jones K, Jones R, Miravitlles M, Rossi A, Hutton C, Ashton VL, Stewart R, Bichel K.

Switching patients from other inhaled corticosteroid devices to the Easyhaler(®): historical, matched-cohort study of real-life asthma patients.Optimum Patient Care

Price D, Thomas V, von Ziegenweidt J, Gould S, Hutton C, King C.

Opportunities to diagnose chronic obstructive pulmonary disease in routine care in the UK: a retrospective study of a clinical cohort.Optimum Patient Care

Jones RC, Price D, Ryan D, Sims EJ, von Ziegenweidt J, Mascarenhas L, Burden A, Halpin DM, Winter R, Hill S, Kearney M, Holton K, Moger A, Freeman D, Chisholm A, Bateman ED, Respiratory Effectiveness Group.

Using fractional exhaled nitric oxide (FeNO) to diagnose steroid-responsive disease and guide asthma management in routine care.Optimum Patient Care

Price D, Ryan D, Burden A, Von Ziegenweidt J, Gould S, Freeman D, Gruffydd-Jones K, Copland A, Godley C, Chisholm A, Thomas M.

Clinical and cost effectiveness of switching asthma patients from fluticasone-salmeterol to extra-fine particle beclometasone-formoterol: a retrospective matched observational study of real-world patients.Optimum Patient Care

Price D, Small I, Haughney J, Ryan D, Gruffydd-Jones K, Lavorini F, Harris T, Burden A, Brockman J, King C, Papi A.

Real-life comparison of beclometasone dipropionate as an extrafine- or larger-particle formulation for asthma.Optimum Patient Care

Price D, Thomas M, Haughney J, Lewis RA, Burden A, von Ziegenweidt J, Chisholm A, Hillyer EV, Corrigan CJ.

Characteristics of patients preferring once-daily controller therapy for asthma and COPD: a retrospective cohort study.Optimum Patient Care

Price D, Lee AJ, Sims EJ, Kemp L, Hillyer EV, Chisholm A, von Ziegenweidt J, Williams A.

The effect of smoking on exacerbation risk in eosinophilic patients with COPD.Optimum Patient Care

Kerkhof M, Hillyer EV, Price DB, all authors.

Impact of sex on severe asthma: a cross-sectional retrospective analysis of UK primary and specialist care.Optimum Patient Care

Loewenthal L, Busby J, McDowell R, Brown T, Burhan H, Chaudhuri R, Dennison P, Dodd JW, Doe S, Faruqi S, Gore R, Idris E, Jackson DJ, Patel M, Pantin T, Pavord I, Pfeffer PE, Price DB, Rupani H, Siddiqui S, Heaney LG, Menzies-Gow A, UK Severe Asthma Registry.

Implementation of a primary care asthma management quality improvement programme across 68 general practice sites.Optimum Patient Care

Gilchrist FJ, Carroll WD, Clayton S, Price D, Jarrold I, Small I, Sutton EJ, Lenney W.

Defining clinical subtypes of adult asthma using electronic health records: Analysis of a large UK primary care database with external validation.Optimum Patient Care

Horne EMF, McLean S, Alsallakh MA, Davies GA, Price DB, Sheikh A, Tsanas A.

Hormone Replacement Therapy and Risk of Severe Asthma Exacerbation in Perimenopausal and Postmenopausal Women: 17-Year National Cohort Study.Optimum Patient Care

Nwaru BI, Shah SA, Tibble H, Pillinger R, McLean S, Ryan D, Critchley H, Hawrylowicz CM, Simpson CR, Soyiri IN, Appiagyei F, Price D, Sheikh A.

Withdrawal of inhaled corticosteroids versus continuation of triple therapy in patients with COPD in real life: observational comparative effectiveness study.Optimum Patient Care

Magnussen H, Lucas S, Lapperre T, Quint JK, Dandurand RJ, Roche N, Papi A, Price D, Miravitlles M, Respiratory Effectiveness Group (REG).

A real-life comparative effectiveness study into the addition of antibiotics to the management of asthma exacerbations in primary care.Optimum Patient Care

Murray CS, Lucas SJ, Blakey J, Kaplan A, Papi A, Paton J, Phipatanakul W, Price D, Teoh OH, Thomas M, Turner S, Papadopoulos NG.

Hormone replacement therapy and asthma onset in menopausal women: National cohort study.Optimum Patient Care

Shah SA, Tibble H, Pillinger R, McLean S, Ryan D, Critchley H, Price D, Hawrylowicz CM, Simpson CR, Soyiri IN, Appiagyei F, Sheikh A, Nwaru BI.

Hormonal contraception and the risk of severe asthma exacerbation: 17-year population-based cohort study.Optimum Patient Care

Nwaru BI, Tibble H, Shah SA, Pillinger R, McLean S, Ryan DP, Critchley H, Price DB, Hawrylowicz CM, Simpson CR, Soyiri IN, Appiagyei F, Sheikh A.

Hormonal contraceptives and onset of asthma in reproductive-age women: Population-based cohort study.Optimum Patient Care

Nwaru BI, Pillinger R, Tibble H, Shah SA, Ryan D, Critchley H, Price D, Hawrylowicz CM, Simpson CR, Soyiri IN, Appiagyei F, Sheikh A.

The Relationship Between Real-World Inhaled Corticosteroid Adherence and Asthma Outcomes: A Multilevel Approach.Optimum Patient Care

Vervloet M, van Dijk L, Spreeuwenberg P, Price D, Chisholm A, Van Ganse E, Pinnock H, Rand CS, Eakin MN, Schermer T, Souverein PC, Dima AL, Respiratory Effectiveness Group's Adherence Working Group.

At-risk registers integrated into primary care to stop asthma crises in the UK (ARRISA-UK): study protocol for a pragmatic, cluster randomised trial with nested health economic and process evaluations.Optimum Patient Care

Smith JR, Musgrave S, Payerne E, Noble M, Sims EJ, Clark AB, Barton G, Pinnock H, Sheikh A, Wilson AM, ARRISA-UK Group.

Exogenous sex steroid hormones and asthma in females: protocol for a population-based retrospective cohort study using a UK primary care database.Optimum Patient Care

Nwaru BI, Simpson CR, Soyiri IN, Pillinger R, Appiagyei F, Ryan D, Critchley H, Price DB, Hawrylowicz CM, Sheikh A.

Age and Sex Associations with Systemic Corticosteroid-Induced Morbidity in Asthma.Optimum Patient Care

Barry LE, O'Neill C, Patterson C, Sweeney J, Price D, Heaney LG.

Evaluation of criteria for clinical control in a prospective, international, multicenter study of patients with COPD.Optimum Patient Care

Miravitlles M, Sliwinski P, Rhee CK, Costello RW, Carter V, Tan J, Lapperre TS, Alcazar B, Gouder C, Esquinas C, García-Rivero JL, Kemppinen A, Tee A, Roman-Rodríguez M, Soler-Cataluña JJ, Price DB.

Validating the Concept of COPD Control: A Real-world Cohort Study from the United Kingdom.Optimum Patient Care

Nibber A, Chisholm A, Soler-Cataluña JJ, Alcazar B, Price D, Miravitlles M.

The cost of systemic corticosteroid-induced morbidity in severe asthma: a health economic analysis.Optimum Patient Care

Barry LE, Sweeney J, O'Neill C, Price D, Heaney LG.

Inhaled Corticosteroid Adherence Patterns in a Longitudinal Asthma Cohort.Optimum Patient Care

Souverein PC, Koster ES, Colice G, van Ganse E, Chisholm A, Price D, Dima AL, Respiratory Effectiveness Group's Adherence Working Group.

Multi-component assessment of chronic obstructive pulmonary disease: an evaluation of the ADO and DOSE indices and the global obstructive lung disease categories in international primary care data sets.Optimum Patient Care

Jones RC, Price D, Chavannes NH, Lee AJ, Hyland ME, Ställberg B, Lisspers K, Sundh J, van der Molen T, Tsiligianni I, UNLOCK Group of the IPCRG.

Establishing the relationship of inhaler satisfaction, treatment adherence, and patient outcomes: a prospective, real-world, cross-sectional survey of US adult asthma patients and physicians.Optimum Patient Care

Price D, Harrow B, Small M, Pike J, Higgins V.

A UK-based cost-utility analysis of indacaterol, a once-daily maintenance bronchodilator for patients with COPD, using real world evidence on resource use.Optimum Patient Care

Price D, Asukai Y, Ananthapavan J, Malcolm B, Radwan A, Keyzor I.

The Diagnostic Odyssey in Children and Adolescents With X-linked Hypophosphatemia: Population-Based, Case-Control Study.Optimum Patient Care

Boardman-Pretty F, Clift AK, Mahon H, Sawoky N, Mughal MZ.

Identification of key opportunities for optimising the management of high-risk COPD patients in the UK using the CONQUEST quality standards: an observational longitudinal study.Optimum Patient Care

Halpin DMG, Dickens AP, Skinner D, Murray R, Singh M, Hickman K, Carter V, Couper A, Evans A, Pullen R, Menon S, Morris T, Muellerova H, Bafadhel M, Chalmers J, Devereux G, Gibson M, Hurst JR, Jones R, Kostikas K, Quint J, Singh D, van Melle M, Wilkinson T, Price D.

Cohort analysis of exacerbation rates in adolescent and adult patients initiating inhaled corticosteroids for asthma: different dose-response profile by particle size Optimum Patient Care

Dirkje S. Postma, Alan Kaplan, Joan B. Soriano, Jonathon Grigg, Theresa W. Guilbert, Wim van Aalderen, Nicolas Roche, Anne Burden, Elizabeth V. Hillyer, Elliot Israel, David B. Price

Cost-effectiveness of asthma step-up therapy as an increased dose of extra fine-particle inhaled corticosteroid or add-on long-acting beta2-agonist Optimum Patient Care

Nicolas Roche, Gene Colice, Elliot Israel, Richard J. Martin, Paul M. Dorinsky, Dirkje S. Postma, Theresa W. Guilbert, Jonathan Grigg, Willem M. C. van Aalderen, Francesca Barion, Elizabeth V. Hillyer, Victoria Thomas, Anne Burden, R. Brett McQueen, David B. Price

Effect of inhaled corticosteroid therapy step-down and dosing regimen on measures of asthma control Optimum Patient Care

David Price, Alison Chisholm, Elizabeth V Hillyer, Annie Burden, Julie von Ziegenweidt, Henrik Svedsater, Peter Dale

Proactive risk management: A novel approach to embedding OCS stewardship into asthma care Optimum Patient Care

David Price, Arnaud Bourdin

The prognostic impact of smoking and BMI in interstitial lung diseases: real-world data from primary care.Optimum Patient Care

Francesca Gonnelli, Neva Eleangovan, Ursie Smith, Vydia Navarantam, Tamera J. Corte, Victoria Carter, David B. Price, Martina Bonifazi, Richard Hubbard

Identifying opportunities for earlier diagnosis of high-risk COPD patients in Australia: an observational study (Australia Opportunity Analysis_Undiagnosed)Optimum Patient Care

Andrew Dickens, Christine Jenkins, Alexander Evans, Kerry Hancock, Anita Sharma, Belinda Cochrane, Paul Leong, Brian Ko, Florian Heraud, Porsche Le Cheng, Alexander Roussos, Sinthia Bosnic-Anticevich, Fabio Botini, Victoria Carter, Angelina Catanzariti, Clare Ghisla, Thao Le, Chantal Le Lievre, Ruth Murray, Kanchanamla Ranasinghe, Deb Stewart, Marije Van Melle, Rebecca Vella, Russell Wiseman, David Price

Association between ICS therapy for COPD and diabetes onset and progression Optimum Patient Care

Jaco Voorham, Nicolas Roche, Jeffrey Stephens, Hye Yun Park, Robert Fogel, Andreas Clemens, Guy Brusselle, David Price

Real-life evaluation of budesonide/formoterol (DuoResp Spiromax) for the management of asthma and COPD in the UK Optimum Patient Care

Nicolas Roche, Hicham Benhaddi, Marianka van der Tol, Jonathan Chambers, Job FM van Boven, Leif Bjermer, Marc miravitlles, David Price, Jaco Voorham

Comparative effectiveness of therapies for preschool children with recurrent wheezing Optimum Patient Care

Jonathan Grigg, Anjan Nibber, Elizabeth Hillyer, Alison Chisholm, David Price

Association between blood eosinophil count and risk of exacerbations in patients with COPD Optimum Patient Care

Marjan Kerkhof, Sarang Rastogi, Marianna Alacqua, Gokul Gopalan, Sadia Halim, Rupert Jones, Chin Kook Rhee, Marc Miravitlles, Ian Pavord, David Price

Association between blood eosinophil count and exacerbation risk in patients with asthma receiving medium- or high-dosage inhaled corticosteroids Optimum Patient Care

Marjan Kerkhof, Trung N. Tran, Maarten van den Berge, Guy Brusselle, Gokul Gopalan, Rupert Jones, JanWillem Kocks, Andrew Menzies-Gow, Javier Nuevo, Ian Pavord, Sarang Rastogi, David Price

Enhancing Transparency in Optimum Patient Care Research Database Access Procedures: A Multifaceted Approach Addressing Improvements in Transparency Standards Optimum Patient Care

Loveridge, E.-J., Marsh, A., Appiagyei, F., Price, C., Price, D. and Carter, V.

The Real-World Impact of Glucagon-Like Peptide 1 Receptor Agonists on Asthma Control in People with High-Risk Asthma and Obesity Optimum Patient Care

Kaplan A, Heatley H, Townend J, Skinner D, Carter V, Hubbard R, Lee TT, Koh MS, Price D.

Predicting Risk of Morbidities Associated with Oral Corticosteroid Prescription for Asthma Optimum Patient Care

Stanley B, Chapaneri J, Khezrian M, Maslova E, Patel S, Gurnell M, Canonica GW, Reddel HK, Heaney LG, Bourdin A, Neil DL, Carter V, Price DB.

Incidence and survival of interstitial lung diseases in the UK in 2010-2019 Optimum Patient Care

Gonnelli F, Eleangovan N, Smith U, Heatley H, Navarantam V, Corte TJ, Price DB, Carter V, Bonifazi M, Fermoyle CC, Hubbard R.

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