Risk factor | Included study | Odds ratio (95% CI) | Risk factor definition | Reference comparator |
---|---|---|---|---|
General maternal population | ||||
 HIVa status | Bebell et al., 2018 [20] | 2.60 (1.15–5.89) | HIV-infected | HIV-uninfected |
 Mode of delivery | Harrison et al., 2017 [21] | 5.15 (4.97–5.33) | CSb | VDc (includes both spontaneous and assisted vaginal deliveries) |
Oladapo et al., 2007 [23] | 3.21 (1.06–9.56) | Elective CS among booked patients | Non-operative VD following spontaneous onset of labour | |
 Body temperature during hospitalization | Ngonzi et al., 2018 [22] | 12.78 (6.01–27.17) | Febrile (> 38.0 °C) or hypothermic (< 36.0 °C) women | Normothermic women |