作者: Jill A. Hayden , Danielle A. van der Windt , Jennifer L. Cartwright , Pierre Côté , Claire Bombardier
DOI: 10.7326/0003-4819-158-4-201302190-00009
关键词: Observational study 、 Inter-rater reliability 、 MEDLINE 、 Medicine 、 Research design 、 Clinical psychology 、 Confounding 、 Epidemiology 、 Statistic 、 Systematic review
摘要: … A study would have high risk of bias if another factor related to both the prognostic factor and the outcome is likely to explain the effect of the prognostic factor. Conversely, studies with …