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Snell, Kym IE, Archer, Lucinda, Ensor, Joie, Bonnett, Laura J ORCID: 0000-0002-6981-9212, Debray, Thomas PA, Phillips, Bob, Collins, Gary S and Riley, Richard D
(2021)
External validation of clinical prediction models: simulation-based sample size calculations were more reliable than rules-of-thumb.
JOURNAL OF CLINICAL EPIDEMIOLOGY, 135.
pp. 79-89.
Hua, Hairui, Burke, Danielle L, Crowther, Michael J, Ensor, Joie, Smith, Catrin Tudur and Riley, Richard D
(2017)
One-stage individual participant data meta-analysis models: estimation of treatment-covariate interactions must avoid ecological bias by separating out within-trial and across-trial information.
STATISTICS IN MEDICINE, 36 (5).
pp. 772-789.