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Volumn 66, Issue 2, 2013, Pages 197-201

Sample size calculations for pilot randomized trials: A confidence interval approach

Author keywords

Confidence intervals; Pilot trials; Randomised trials; Review; Sample size; Statistical power

Indexed keywords

ARTICLE; BAYES THEOREM; CONFIDENCE INTERVAL; DECISION MAKING; HUMAN; MEDICAL RESEARCH; PILOT STUDY; PRIORITY JOURNAL; RANDOMIZATION; RANDOMIZED CONTROLLED TRIAL (TOPIC); SAMPLE SIZE; STATISTICAL MODEL;

EID: 84871309556     PISSN: 08954356     EISSN: 18785921     Source Type: Journal    
DOI: 10.1016/j.jclinepi.2012.09.002     Document Type: Article
Times cited : (256)

References (14)
  • 1
    • 77954554568 scopus 로고    scopus 로고
    • What is a pilot or feasibility study? A review of current practice and editorial policy
    • M. Arain, M.J. Campbell, C.L. Cooper, and G.A. Lancaster What is a pilot or feasibility study? A review of current practice and editorial policy BMC Med Res Methodol 10 2010 678
    • (2010) BMC Med Res Methodol , vol.10 , pp. 678
    • Arain, M.1    Campbell, M.J.2    Cooper, C.L.3    Lancaster, G.A.4
  • 2
    • 77949873920 scopus 로고    scopus 로고
    • A pragmatic multi-centred randomised controlled trial of yoga for chronic low back pain: Trial protocol
    • H. Cox, H. Tilbrook, J. Aplin, L.H. Chuang, C. Hewitt, and S. Jayakody A pragmatic multi-centred randomised controlled trial of yoga for chronic low back pain: trial protocol Complement Ther Clin Pract 16 2010 76 80
    • (2010) Complement Ther Clin Pract , vol.16 , pp. 76-80
    • Cox, H.1    Tilbrook, H.2    Aplin, J.3    Chuang, L.H.4    Hewitt, C.5    Jayakody, S.6
  • 5
    • 29544433886 scopus 로고    scopus 로고
    • Sample size of 12 per group rule of thumb for a pilot study
    • S.A. Julious Sample size of 12 per group rule of thumb for a pilot study Pharm Stat 4 2005 287 291
    • (2005) Pharm Stat , vol.4 , pp. 287-291
    • Julious, S.A.1
  • 6
    • 0028595559 scopus 로고
    • Internal pilot studies for estimating sample size
    • M.A. Birkett, and S.J. Day Internal pilot studies for estimating sample size Stat Med 13 1994 2455 2463
    • (1994) Stat Med , vol.13 , pp. 2455-2463
    • Birkett, M.A.1    Day, S.J.2
  • 7
    • 0029162725 scopus 로고
    • On the use of a pilot sample for sample size determination
    • R.H. Browne On the use of a pilot sample for sample size determination Stat Med 14 1995 1933 1940
    • (1995) Stat Med , vol.14 , pp. 1933-1940
    • Browne, R.H.1
  • 9
    • 0024994537 scopus 로고
    • The role of internal pilot studies in increasing the efficiency of clinical trial
    • J. Wittes, and E. Brittain The role of internal pilot studies in increasing the efficiency of clinical trial Stat Med 9 1990 65 72
    • (1990) Stat Med , vol.9 , pp. 65-72
    • Wittes, J.1    Brittain, E.2
  • 10
    • 71749104066 scopus 로고    scopus 로고
    • The tyranny of power: Is there a better way to calculate sample size?
    • J.M. Bland The tyranny of power: is there a better way to calculate sample size? BMJ 339 2009 b3985
    • (2009) BMJ , vol.339 , pp. 3985
    • Bland, J.M.1
  • 11
    • 3042595603 scopus 로고    scopus 로고
    • Sage Publications, Inc Thousand Oaks, CA
    • M. Smithson Confidence intervals 2003 Sage Publications, Inc Thousand Oaks, CA
    • (2003) Confidence Intervals
    • Smithson, M.1
  • 12
    • 0025215247 scopus 로고
    • Power and sample size calculations: A review and computer program
    • W.D. Dupont, and W.D. Plummer Power and sample size calculations: a review and computer program Control Clin Trials 11 1990 116 128
    • (1990) Control Clin Trials , vol.11 , pp. 116-128
    • Dupont, W.D.1    Plummer, W.D.2
  • 13
    • 84856013568 scopus 로고    scopus 로고
    • The size of a pilot study for a clinical trial should be calculated in relation to considerations of precision and efficiency
    • J. Sim, and M. Lewis The size of a pilot study for a clinical trial should be calculated in relation to considerations of precision and efficiency J Clin Epidemiol 65 2012 301 308
    • (2012) J Clin Epidemiol , vol.65 , pp. 301-308
    • Sim, J.1    Lewis, M.2
  • 14
    • 0035808035 scopus 로고    scopus 로고
    • Reported methodologic quality and discrepancies between large and small randomized trials in meta-analyses
    • L.L. Kjaergaard, J. Vilumsen, and C. Cluud Reported methodologic quality and discrepancies between large and small randomized trials in meta-analyses Ann Intern Med 135 2001 982 989
    • (2001) Ann Intern Med , vol.135 , pp. 982-989
    • Kjaergaard, L.L.1    Vilumsen, J.2    Cluud, C.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.