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Sample size calculations are poorly conducted and reported in many randomized trials of hip and knee osteoarthritis: results of a systematic review.
Copsey, Bethan; Thompson, Jacqueline Y; Vadher, Karan; Ali, Usama; Dutton, Susan J; Fitzpatrick, Raymond; Lamb, Sarah E; Cook, Jonathan A.
Affiliation
  • Copsey B; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK. Electronic address: bethan.copsey@csm.ox.ac.uk.
  • Thompson JY; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK.
  • Vadher K; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK.
  • Ali U; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK.
  • Dutton SJ; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK.
  • Fitzpatrick R; Nuffield Department of Population Health, University of Oxford, Richard Doll Building, Old Road Campus, Oxford OX3 7LF, UK.
  • Lamb SE; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK.
  • Cook JA; Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), University of Oxford, Botnar Research Centre, Windmill Road, Headington, Oxford OX3 7LD, UK.
J Clin Epidemiol ; 104: 52-61, 2018 12.
Article in En | MEDLINE | ID: mdl-30145325
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Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Research Design / Osteoarthritis, Hip / Osteoarthritis, Knee Type of study: Clinical_trials / Prognostic_studies / Systematic_reviews Limits: Humans Language: En Journal: J Clin Epidemiol Journal subject: EPIDEMIOLOGIA Year: 2018 Document type: Article Country of publication: United States
Fulltext
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Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Research Design / Osteoarthritis, Hip / Osteoarthritis, Knee Type of study: Clinical_trials / Prognostic_studies / Systematic_reviews Limits: Humans Language: En Journal: J Clin Epidemiol Journal subject: EPIDEMIOLOGIA Year: 2018 Document type: Article Country of publication: United States