Table 2.
Newcastle-Ottowa Scores of Included Studies
| First author, publication year | Publication type | Selection | Comparability | Outcome | Total score | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Representativeness | 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 | Assess-ment of outcome | Was follow-up long enough for outcomes to occur? (1‑year threshold) | Adequacy of follow-up of cohorts | |||
| Bao, 2021 [26] | Full-text article | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 7 |
| Bortot, 2021 [23] | Congress abstract | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 6 |
| Carlino, 2022 [24] | Full-text article | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 9 |
| Douganiotis, 2022 [25] | Full-text article | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 9 |
| Lapuchesky,2022 [27] | Congress abstract | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 6 |
| Zattarin, 2023 [18] | Full-text article | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 9 |
| Yildirim, 2023 [17] | Full-text article | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 9 |
| Sharaf, 2023 [19] | Full-text article | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 8 |
| Mouabbi, 2023 [28] | Full-text article | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 9 |