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Adjusted indirect comparison may be less biased than direct comparison for evaluating new pharmaceutical interventions.
Song F, Harvey I, Lilford R. Song F, et al. Among authors: lilford r. J Clin Epidemiol. 2008 May;61(5):455-63. doi: 10.1016/j.jclinepi.2007.06.006. Epub 2007 Nov 28. J Clin Epidemiol. 2008. PMID: 18394538 Review.
Infertility treatment: from cookery to science. The epidemiology of randomised controlled trials.
Vandekerckhove P, O'Donovan PA, Lilford RJ, Harada TW. Vandekerckhove P, et al. Among authors: lilford rj. Br J Obstet Gynaecol. 1993 Nov;100(11):1005-36. doi: 10.1111/j.1471-0528.1993.tb15142.x. Br J Obstet Gynaecol. 1993. PMID: 8251450 Review.
Are randomized clinical trials good for us (in the short term)? Evidence for a "trial effect".
Braunholtz DA, Edwards SJ, Lilford RJ. Braunholtz DA, et al. Among authors: lilford rj. J Clin Epidemiol. 2001 Mar;54(3):217-24. doi: 10.1016/s0895-4356(00)00305-x. J Clin Epidemiol. 2001. PMID: 11223318 Review.
Scientific hypotheses can be tested by comparing the effects of one treatment over many diseases in a systematic review.
Chen YF, Hemming K, Chilton PJ, Gupta KK, Altman DG, Lilford RJ. Chen YF, et al. Among authors: lilford rj. J Clin Epidemiol. 2014 Dec;67(12):1309-19. doi: 10.1016/j.jclinepi.2014.08.007. Epub 2014 Oct 2. J Clin Epidemiol. 2014. PMID: 25282131 Review.
A multistudy analysis investigating systematic differences in cardiovascular trial results between Europe and Asia.
Hartley LC, Girling AJ, Bowater RJ, Lilford RJ. Hartley LC, et al. Among authors: lilford rj. J Epidemiol Community Health. 2015 Apr;69(4):397-404. doi: 10.1136/jech-2013-203646. Epub 2014 Dec 5. J Epidemiol Community Health. 2015. PMID: 25480408 Review.
Comparable outcomes among trial and nontrial participants in a clinical trial of antibiotics for childhood pneumonia: a retrospective cohort study.
Agweyu A, Oliwa J, Gathara D, Muinga N, Allen E, Lilford RJ, English M. Agweyu A, et al. Among authors: lilford rj. J Clin Epidemiol. 2018 Feb;94:1-7. doi: 10.1016/j.jclinepi.2017.10.016. Epub 2017 Oct 31. J Clin Epidemiol. 2018. PMID: 29097339 Free PMC article. Clinical Trial.
Treatment of male infertility: is it effective? Review and meta-analyses of published randomized controlled trials.
O'Donovan PA, Vandekerckhove P, Lilford RJ, Hughes E. O'Donovan PA, et al. Among authors: lilford rj. Hum Reprod. 1993 Aug;8(8):1209-22. doi: 10.1093/oxfordjournals.humrep.a138230. Hum Reprod. 1993. PMID: 8408518 Review.
The stepped wedge trial design: a systematic review.
Brown CA, Lilford RJ. Brown CA, et al. Among authors: lilford rj. BMC Med Res Methodol. 2006 Nov 8;6:54. doi: 10.1186/1471-2288-6-54. BMC Med Res Methodol. 2006. PMID: 17092344 Free PMC article. Review.
Do fetal pulse oximetry readings at delivery correlate with cord blood oxygenation and acidaemia?
McNamara H, Chung DC, Lilford R, Johnson N. McNamara H, et al. Among authors: lilford r. Br J Obstet Gynaecol. 1992 Sep;99(9):735-8. doi: 10.1111/j.1471-0528.1992.tb13874.x. Br J Obstet Gynaecol. 1992. PMID: 1420012

There was a highly significant correlation between pulse oximetry reading and umbilical vein oxygen saturation r = 0.59, P = < 0.001). There was also a significant correlation between the pulse oximeter reading and cord blood pH (vein: r = 0.57, P = 0.002, artery

There was a highly significant correlation between pulse oximetry reading and umbilical vein oxygen saturation r = 0.59, P = < 0.0

The substantive ethics of clinical trials.
Lilford RJ. Lilford RJ. Clin Obstet Gynecol. 1992 Dec;35(4):837-45. doi: 10.1097/00003081-199212000-00015. Clin Obstet Gynecol. 1992. PMID: 1451366 Clinical Trial. No abstract available.
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