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. 2023 Jun 17;9(1):38. doi: 10.1038/s41537-023-00362-z

Table 2.

The NOS assessment—longitudinal studies.

Selection Comparability Outcomes
Study Representativeness of exposed cohort Selection of non-exposed cohort Ascertainment of exposure Demonstration that outcome of interest was not present at start of study Adjust for the most important risk factors Adjust for other risk factors Assessment of outcome Follow-up length Loss to follow-up rate Total quality score
Carol127 1 0 1 1 1 1 1 0 1 7
De Vos et al.128 0 1 1 1 1 1 1 0 1 7
De Vylder et al.129 1 1 1 1 1 1 1 0 1 8
Dragt et al.65 0 0 1 1 1 0 1 0 1 5
Freitas et al.130 0 1 1 1 1 1 1 0 1 7
Jang et al.131 0 1 1 1 1 1 1 0 1 7
Kline et al.38 1 1 1 1 1 1 1 0 1 8
Kraan et al.132 0 1 1 1 1 1 1 0 1 7
Kraan et al.133 0 1 1 1 1 1 1 0 1 7
Masillo et al.134 1 1 1 1 1 1 1 0 1 6
Mason et al.135 0 1 1 1 0 0 1 0 1 5
Stowkowy et al.62 0 1 1 1 1 1 1 0 1 7
Trotman et al.21 0 1 1 1 0 1 1 0 1 6