Systematic review on behalf of the German Federal Ministry of Health 2016 | Systematic review planned 2017 | |
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Language | German | English |
Publication | Website of the German Federal Ministry of Health | International peer reviewed journal |
Grey literature search | None | Google Scholar |
Risk of bias assessment in non-randomized studies | Newcastle-Ottawa Scale | ROBINS-I tool for non-randomized studies |
Comparison | Comparison of the 37th–38th pregnancy week to ≥ 39th pregnancy week | Time-response analysis including 37th until 42nd pregnancy week including steps of 1 week |
Meta-analysis | Mantel-Haenszel test considering random effects | Time-response analysis, see section data synthesis |
Software | Review Manager 5.3 | R 3.3.2 + metaphor and dosresmeta package |
Results | NICU admission (primary outcome): higher rate in the 37th–38th weeks group (relative risk 1.78 [95% CI 1.55, 2.06]) | – |