R
Richard Jacques
Researcher at University of Sheffield
Publications - 99
Citations - 2415
Richard Jacques is an academic researcher from University of Sheffield. The author has contributed to research in topics: Medicine & Population. The author has an hindex of 22, co-authored 89 publications receiving 1712 citations.
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Journal ArticleDOI
Recruitment and retention of participants in randomised controlled trials: a review of trials funded and published by the United Kingdom Health Technology Assessment Programme.
Stephen J Walters,Inês Bonacho dos Anjos Henriques-Cadby,Oscar Bortolami,Laura Flight,Daniel Hind,Richard Jacques,Christopher Knox,Ben Nadin,Joanne C. Rothwell,Michael Surtees,Steven A. Julious +10 more
TL;DR: There is considerable variation in the consent, recruitment and retention rates in publicly funded RCTs and investigators should bear this in mind at the planning stage of their study and not be overly optimistic about their recruitment projections.
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The statistical interpretation of pilot trials: should significance thresholds be reconsidered?
TL;DR: It is shown how significance levels other than the traditional 5% should be considered to provide preliminary evidence for efficacy and how estimation and confidence intervals should be the focus to provide an estimated range of possible treatment effects.
Journal ArticleDOI
Response of bone turnover markers to three oral bisphosphonate therapies in postmenopausal osteoporosis: the TRIO study
K. E. Naylor,Richard Jacques,Margaret Paggiosi,Fatma Gossiel,Nicola Peel,Eugene V. McCloskey,Jennifer Walsh,R. Eastell +7 more
TL;DR: Bone turnover markers were used to identify women who responded to bisphosphonate treatment for osteoporosis and suggest that biochemical assessment of response is a useful tool for the management of women with postmenopausal osteoporeosis.
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Relationship of changes in total hip bone mineral density to vertebral and nonvertebral fracture risk in women with postmenopausal osteoporosis treated with once-yearly zoledronic acid 5 mg: the HORIZON-Pivotal Fracture Trial (PFT).
Richard Jacques,Steven Boonen,Felicia Cosman,Ian R. Reid,Douglas C. Bauer,Dennis M. Black,Richard Eastell +6 more
TL;DR: Estimates of the percentage of treatment effect explained may be higher than in previous studies because of high compliance with zoledronic acid (due to its once‐yearly intravenous administration), which may have underestimated the relationship between BMD change and the effect of treatment on fracture risk.
Journal ArticleDOI
Free 25-hydroxyvitamin D is low in obesity, but there are no adverse associations with bone health
Jennifer Walsh,Amy L Evans,Simon Bowles,K. E. Naylor,Kerry S Jones,Inez Schoenmakers,Richard Jacques,Richard Eastell +7 more
TL;DR: Lower 25(OH)D may not reflect at-risk skeletal health in obese people, and BMI should be considered when interpreting serum 25( OH)D as a marker of vitamin D status.