Table A1.
Search strategies.
| Search Strategies | ||
|---|---|---|
| Search Strategy | Database | Hits |
| “Labor Stage, Second” (Mesh) AND (length OR duration OR prolonged OR abnormal OR excessive) | PubMed | 501 |
| Scopus | 590 | |
| Embase | 777 | |
| Search Strategy “PICO” | ||
| Population | Nulliparous and Multiparous women | |
| Intervention | Second stage labor > 4 h in nulliparous Second stage labor > 3 h in multiparous |
|
| Comparison | Second stage labor ≤ 4 h in nulliparous Second stage labor ≤ 3 h in multiparous |
|
| Outcome | Neonatal morbidity: 5 min Apgar score < 7, admission to the Neonatal Intensive Care Unit, neonatal sepsis and neonatal death. | |