Quantifying the impact of unmeasured confounding in observational studies with the E value
oleh: Irene Petersen, Vera Ehrenstein, Henrik Støvring, Tobias Gaster, Christine Marie Eggertsen
| Format: | Article |
|---|---|
| Diterbitkan: | BMJ Publishing Group 2023-07-01 |
Deskripsi
The E value method deals with unmeasured confounding, a key source of bias in observational studies. The E value method is described and its use is shown in a worked example of a meta-analysis examining the association between the use of antidepressants in pregnancy and the risk of miscarriage.