Caregiver support v usual care for women in labour*

Weighted event rates
OutcomesNumber of trialsCaregiver supportUsual careRRR (95% CI)NNT (CI)
*Abbreviations defined in glossary; RRR, NNT, and CI calculated from data in article using a fixed effects model.
Any intrapartum analgesia1245%51%13% (8 to 17)15 (11 to 25)
Operative vaginal delivery1314%17%19% (8 to 28)31 (19 to 77)
Caesarean delivery1411%13%20% (7 to 32)38 (23 to 112)
Apgar score <7 at 5 minutes7 1.1% 2.3%50% (11 to 71)84 (48 to 500)