Table 2.
Modified Newcastle-Ottawa Quality Assessment Scorea
| Reference, year | Selection |
Comparability | Outcome | |
|---|---|---|---|---|
| Representativeness of exposed cohort | Ascertainment of exposure | |||
| Challine et al,10 2021 | 1 | 1 | 1 | 1 |
| Gorin et al,11 2021 | 1 | 1 | 0 | 1 |
| Lantinga et al,12 2021 | 1 | 1 | 0 | 1 |
| Mantellini et al,13 2020 | 1 | 1 | 1 | 1 |
| Sutherland et al,14 2020 | 1 | 1 | 0 | 1 |
| Chou et al,15 2021 | 1 | 1 | 0 | 1 |
| Tsai et al,16 2021 | 1 | 1 | 1 | 1 |
| Song et al,17 2021 | 1 | 1 | 1 | 1 |
| Tsai et al,18 2020 | 1 | 1 | 1 | 1 |
| Chiriac et al,19 2021 | 1 | 1 | 1 | 1 |
| Miller et al,20 2021 | 1 | 1 | 0 | 1 |
a
A score of 1 is equal to 1 star and signifies a low risk of bias.