First author, Year, country | Selection (Max,score4) | Comparability (Max,score2) | Exposure(case-control) or outcome (cohort) (max,score3) |
---|---|---|---|
Cohort | |||
 Rich-Edwards, 2002 | 2 | 2 | 2 |
 Cong, 2016 | 2 | 2 | 1 |
 Esmaeilzadeh, 2013 | 2 | 2 | 2 |
 Lei, 2015 | 3 | 1 | 2 |
 Gudmundsdottir, 2009 | 4 | 1 | 2 |
 Läänelaid, 2021 | 3 | 2 | 1 |
Case-control | |||
 Foucaut, 2019 | 4 | 1 | 2 |
 Green, 1986 | 3 | 2 | 1 |
 Forman, 1994 | 3 | 1 | 2 |
 Dhair, 2020 | 3 | 2 | 1 |