Table 1 PICO-Scheme
From: Are birth outcomes in low risk birth cohorts related to hospital birth volumes? A systematic review
| Â | Inclusion criteria | Exclusion criteria |
|---|---|---|
POPULATION | all births, term/ normal birth weight birth or low risk birth in a nationwide setting with < 5/1000 neonatal deaths | Preterm birth, low birth weight birth, other risk-selections (e.g. gestational diabetes, multiple births) |
EXPOSITION | comparison of different hospital birth volumes or -sizes | No comparison of different hospital birth volumes or -sizes |
COMPARISON | other birth volumes | No comparator provided |
OUTCOME | Primary Outcome: Maternal or infant mortality Secondary Outcomes: Caesarean sections, readmissions, birth complications, developmental delays | No measurement of maternal or infant mortality |
STUDY TYPE | Observational and interventional studies | Descriptive studies, systematic reviews |