Official Journal of the Italian Society of Orthopaedics and Traumatology
Domain | Items | Maximum number of stars | Notes |
---|---|---|---|
Selection | 1. Representativeness of the exposed cohort | 1 | Maximum possible stars is 4 |
2. Selection of the non exposed cohort | 1 | ||
3. Ascertainment of exposure | 1 | ||
4. Demonstration that outcome of interest was not present at start of study | 1 | ||
Comparability | Comparability of cohorts on the basis of the design or analysis | 2 | Maximum possible stars is 2 |
Outcome | 1. Assessment of outcome | 1 | Maximum possible stars is 3 |
2. Was follow-up long enough for outcomes to occur | 1 | ||
3. Adequacy of follow-up of cohorts | 1 |