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A framework for the definition and interpretation of the use of surrogate endpoints in interventional trials.
Ciani O, Manyara AM, Davies P, Stewart D, Weir CJ, Young AE, Blazeby J, Butcher NJ, Bujkiewicz S, Chan AW, Dawoud D, Offringa M, Ouwens M, Hróbjartssson A, Amstutz A, Bertolaccini L, Bruno VD, Devane D, Faria CDCM, Gilbert PB, Harris R, Lassere M, Marinelli L, Markham S, Powers JH, Rezaei Y, Richert L, Schwendicke F, Tereshchenko LG, Thoma A, Turan A, Worrall A, Christensen R, Collins GS, Ross JS, Taylor RS. Ciani O, et al. Among authors: christensen r. EClinicalMedicine. 2023 Oct 17;65:102283. doi: 10.1016/j.eclinm.2023.102283. eCollection 2023 Nov. EClinicalMedicine. 2023. PMID: 37877001 Free PMC article.
Surrogate endpoints: a key concept in clinical epidemiology.
Christensen R, Ciani O, Manyara AM, Taylor RS. Christensen R, et al. J Clin Epidemiol. 2024 Mar;167:111242. doi: 10.1016/j.jclinepi.2023.111242. Epub 2023 Dec 22. J Clin Epidemiol. 2024. PMID: 38142762 Free article.
Association between serum urate and flares in people with gout and evidence for surrogate status: a secondary analysis of two randomised controlled trials.
Stamp LK, Frampton C, Morillon MB, Taylor WJ, Dalbeth N, Singh JA, Doherty M, Zhang W, Richardson H, Sarmanova A, Christensen R. Stamp LK, et al. Among authors: christensen r. Lancet Rheumatol. 2022 Jan;4(1):e53-e60. doi: 10.1016/S2665-9913(21)00319-2. Epub 2021 Nov 5. Lancet Rheumatol. 2022. PMID: 38288731
Consensus on the definitions and descriptions of the domains of the OMERACT Core Outcome Set for shared decision making interventions in rheumatology trials.
Décary S, de Wit M, Naye F, Barton JL, Fraenkel L, Li LC, Brooks P, Stacey D, Maxwell LJ, Campbell W, Hofstetter C, Voshaar M, Meara A, Christensen R, Boonen A, Suarez-Almazor ME, Meade T, March L, Jull JE, Alten R, Morgan EM, Stewart Hazlewood G, Barber CEH, Guillemin F, El-Miedany Y, Mittoo S, Robertson TW, Bartlett SJ, Singh JA, Mannion M, Nasef SI, Boel A, Adebajo A, Arnaud L, Gill TK, Moholt E, Burt J, Jayatilleke A, Hmamouchi I, Berthelsen DB, Blanco FJ, Mather K, Maharaj A, Sharma S, Caso F, Beaton D, Shea B, Fong C, Fernandez AP, Mackie S, Nikiphorou E, Jones A, Greer-Smith R, Sloan VS, Akpabio A, Strand V, Lee RR, Umaefulam V, Monti S, Abaza N, Schultz G, Stones S, Gossec L, Nielsen SM, Cavallo S, Srinivasalu H, Constien D, Evans V, Tugwell P, Toupin-April K. Décary S, et al. Among authors: christensen r. Semin Arthritis Rheum. 2024 Apr;65:152381. doi: 10.1016/j.semarthrit.2024.152381. Epub 2024 Jan 15. Semin Arthritis Rheum. 2024. PMID: 38306813
Continuing versus tapering low-dose glucocorticoids in patients with rheumatoid arthritis and systemic lupus erythematosus in states of low disease activity or remission: A systematic review and meta-analysis of randomised trials.
Palmowski A, Pankow A, Terziyska K, Nielsen SM, Christensen R, Bliddal H, Boyadzhieva Z, Buttgereit F. Palmowski A, et al. Among authors: christensen r. Semin Arthritis Rheum. 2024 Feb;64:152349. doi: 10.1016/j.semarthrit.2023.152349. Epub 2023 Dec 10. Semin Arthritis Rheum. 2024. PMID: 38100900
The Effect of Low-Dose Glucocorticoids Over Two Years on Weight and Blood Pressure in Rheumatoid Arthritis: Individual Patient Data From Five Randomized Trials.
Palmowski A, Nielsen SM, Boyadzhieva Z, Hartman L, Oldenkott J, Svensson B, Hafström I, Wassenberg S, Choy E, Kirwan J, Christensen R, Boers M, Buttgereit F. Palmowski A, et al. Among authors: christensen r. Ann Intern Med. 2023 Sep;176(9):1181-1189. doi: 10.7326/M23-0192. Epub 2023 Aug 15. Ann Intern Med. 2023. PMID: 37579312
Stakeholder endorsement advancing the implementation of a patient-reported domain for harms in rheumatology clinical trials: Outcome of the OMERACT Safety Working Group.
Berthelsen DB, Simon LS, Ioannidis JPA, Voshaar M, Richards P, Goel N, Strand V, Nielsen SM, Shea BJ, Tugwell P, Bartlett SJ, Hazlewood GS, March L, Singh JA, Suarez-Almazor ME, Boers M, Stevens RM, Furst DE, Woodworth T, Leong A, Brooks PM, Flurey C, Christensen R; OMERACT Safety Working Group. Berthelsen DB, et al. Among authors: christensen r. Semin Arthritis Rheum. 2023 Dec;63:152288. doi: 10.1016/j.semarthrit.2023.152288. Epub 2023 Oct 26. Semin Arthritis Rheum. 2023. PMID: 37918049
Defining patient perception of overall well-being and disease activity in the OMERACT Juvenile Idiopathic Arthritis (JIA) core domain set: A report from the JIA working group.
Balay-Dustrude E, Christensen R, Consolaro A, Ingrid Goh Y, Gottlieb BS, Horgan B, Horonjeff J, Maxwell LJ, Munro J, Pan N, Schultz G, Swart JF, Toupin-April K, Morgan EM. Balay-Dustrude E, et al. Among authors: christensen r. Semin Arthritis Rheum. 2024 Feb;64:152340. doi: 10.1016/j.semarthrit.2023.152340. Epub 2023 Nov 30. Semin Arthritis Rheum. 2024. PMID: 38071831
1,958 results