Table 4.
Quality assessments for cohort studies included (NEWCASTLE-OTTAWA QUALITY ASSESSMENT SCALE).
| Cohort studies (n = 11) |
Selection |
Comparability |
Outcome |
Total Score | |||||
|---|---|---|---|---|---|---|---|---|---|
| Representativeness of the exposed cohort | Selection of the non-exposed cohort | Ascertainment of exposure | Demonstration that outcome of interest was not present at start of study | Comparability of cohorts on the basis of the design or analysis | Assessment of outcome | Was follow-up long enough for outcomes to occur | Adequacy of follow up of cohorts | ||
| Song et al. (2020) | – | – | ☆ | ☆ | ☆ | – | ☆ | ☆ | ☆☆☆☆☆ (5) |
| Visser et al. (2020) | – | – | – | – | ☆ | – | ☆ | ☆ | ☆☆☆ (3) |
| Browne et al. (2020) | – | – | ☆ | ☆ | – | ☆ | ☆ | ☆ | ☆☆☆☆☆ (5) |
| Wang et al. (2020b) | ☆ | – | – | ☆ | ☆ | – | – | ☆ | ☆☆☆☆ (4) |
| Suzuki et al. (2020) | – | – | – | ☆ | ☆☆ | – | – | ☆ | ☆☆☆☆ (4) |
| Chambonniere et al. (2021) | ☆ | – | – | – | ☆ | ☆ | – | ☆ | ☆☆☆☆ (4) |
| Miyahara et al. (2021) | – | – | – | ☆ | ☆☆ | – | ☆ | ☆ | ☆☆☆☆☆ (5) |
| Yamada et al. (2021) | ☆ | – | – | ☆ | ☆ | – | ☆ | ☆ | ☆☆☆☆☆ (5) |
| Nascimento et al. (2021) | – | – | – | ☆ | ☆ | – | ☆ | ☆ | ☆☆☆☆ (4) |
| García-Esquinas et al. (2021) | ☆ | – | – | ☆ | ☆ | – | ☆ | ☆ | ☆☆☆☆☆ (5) |
| Salman et al. (2021) | ☆ | – | – | ☆ | ☆ | – | ☆ | ☆ | ☆☆☆☆☆ (5) |