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| Methods | See Slobodniuk 2002a | |
| Participants | ||
| Interventions | ||
| Outcomes | ||
| Funding Source | ||
| Notes | ||
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| PCS/RCS‐Selection Exposed cohort | Unclear risk | Not described |
| PCS/RCS‐Selection Non Exposed cohort | Unclear risk | Not described |
| PCS/RCS‐Comparability | Unclear risk | Not described |
| PCS/RCS‐Assessment of Oucome | Unclear risk | Not described |
| Summary assessments | High risk | Insufficient information to assess study design |
