Sample size of 12 per group rule of thumb for a pilot study SA Julious Pharmaceutical Statistics: The Journal of Applied Statistics in the …, 2005 | 2303 | 2005 |
Reducing waste from incomplete or unusable reports of biomedical research P Glasziou, DG Altman, P Bossuyt, I Boutron, M Clarke, S Julious, ... The Lancet 383 (9913), 267-276, 2014 | 1174 | 2014 |
Estimating the sample size for a pilot randomised trial to minimise the overall trial sample size for the external pilot and main trial for a continuous outcome variable AL Whitehead, SA Julious, CL Cooper, MJ Campbell Statistical methods in medical research 25 (3), 1057-1073, 2016 | 1108 | 2016 |
An audit of sample sizes for pilot and feasibility trials being undertaken in the United Kingdom registered in the United Kingdom Clinical Research Network database SAM Billingham, AL Whitehead, SA Julious BMC medical research methodology 13, 1-6, 2013 | 667 | 2013 |
Estimating sample sizes for binary, ordered categorical, and continuous outcomes in two group comparisons MJ Campbell, SA Julious, DG Altman Bmj 311 (7013), 1145-1148, 1995 | 597 | 1995 |
Sample sizes for clinical trials with normal data SA Julious Statistics in medicine 23 (12), 1921-1986, 2004 | 581 | 2004 |
A reinvestigation of recruitment to randomised, controlled, multicenter trials: a review of trials funded by two UK funding agencies BGO Sully, SA Julious, J Nicholl Trials 14 (1), 1-9, 2013 | 386 | 2013 |
Chronic Chlamydia pneumoniae infection and asthma exacerbations in children AF Cunningham, SL Johnston, SA Julious, FC Lampe, ME Ward European Respiratory Journal 11 (2), 345-349, 1998 | 371 | 1998 |
The statistical interpretation of pilot trials: should significance thresholds be reconsidered? EC Lee, AL Whitehead, RM Jacques, SA Julious BMC medical research methodology 14 (1), 1-8, 2014 | 341 | 2014 |
Recruitment and retention of participants in randomised controlled trials: a review of trials funded and published by the United Kingdom Health Technology Assessment Programme SJ Walters, IB dos Anjos Henriques-Cadby, O Bortolami, L Flight, D Hind, ... BMJ open 7 (3), e015276, 2017 | 305 | 2017 |
Sample sizes for clinical trials SA Julious CRC Press, 2023 | 289 | 2023 |
Confounding and Simpson's paradox SA Julious, MA Mullee Bmj 309 (6967), 1480-1481, 1994 | 235 | 1994 |
Using confidence intervals around individual means to assess statistical significance between two means SA Julious Pharmaceutical Statistics: The Journal of Applied Statistics in the …, 2004 | 220 | 2004 |
Computer therapy compared with usual care for people with long-standing aphasia poststroke: a pilot randomized controlled trial R Palmer, P Enderby, C Cooper, N Latimer, S Julious, G Paterson, ... Stroke 43 (7), 1904-1911, 2012 | 209 | 2012 |
Guidance for using pilot studies to inform the design of intervention trials with continuous outcomes ML Bell, AL Whitehead, SA Julious Clinical epidemiology, 153-157, 2018 | 188 | 2018 |
DELTA2 guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial JA Cook, SA Julious, W Sones, LV Hampson, C Hewitt, JA Berlin, ... bmj 363, 2018 | 184 | 2018 |
Acupuncture in the prevention of postoperative nausea and vomiting M Al‐Sadi, B Newman, SA Julious Anaesthesia 52 (7), 658-661, 1997 | 174 | 1997 |
Why do we continue to use standardized mortality ratios for small area comparisons? SA Julious, J Nicholl, S George Journal of Public Health 23 (1), 40-46, 2001 | 163 | 2001 |
Measurement in clinical trials: a neglected issue for statisticians? S Senn, S Julious Statistics in medicine 28 (26), 3189-3209, 2009 | 147 | 2009 |
Self-managed, computerised speech and language therapy for patients with chronic aphasia post-stroke compared with usual care or attention control (Big CACTUS): a multicentre … R Palmer, M Dimairo, C Cooper, P Enderby, M Brady, A Bowen, N Latimer, ... The Lancet Neurology 18 (9), 821-833, 2019 | 144 | 2019 |