Reference | Selection | Comparability | Outcome | ||||||
---|---|---|---|---|---|---|---|---|---|
Is the case definition adequate? | Representativeness of the cases | Selection of Controls | Definition of Controls | Comparability on the basis of design or analysis | Ascertainment of exposure | Same method ascertainment for cases and controls | Non-Response rate | Final Score | |
Vaegter et al. [53] | - | * | * | * | ** | * | * | - | 7 |