Affiliation: University of Reading
- Assessing the potential for bias in meta-analysis due to selective reporting of subgroup analyses within studiesS Hahn
Division of Statistics and Operational Research, Department of Mathematical Sciences, University of Liverpool, Liverpool, L69 3BX, UK
Stat Med 19:3325-36. 2000..In this particular example, our analysis indicates that the estimate of effect reported in the review is most likely to overestimate the true effect and the conclusion that benefit is limited to primigravidae may be false...
- Reduced osmolarity oral rehydration solution for treating dehydration due to diarrhoea in children: systematic reviewS Hahn
Medical and Pharmaceutical Statistics Research Unit, University of Reading, Reading RG6 6FN
BMJ 323:81-5. 2001..To compare reduced osmolarity oral rehydration solution with standard World Health Organization oral rehydration solution in children with acute diarrhoea...
- Investigation of within-study selective reporting in clinical research: follow-up of applications submitted to a local research ethics committeeS Hahn
Medical and Pharmaceutical Statistics Research Unit, University of Reading, Reading, UK
J Eval Clin Pract 8:353-9. 2002..Within-study selective reporting is widely believed to exist, although to date there have been no empirical studies to assess the extent of the problem in clinical research. The present study aimed to examine this process...