Table 2.

Incidence of postpartum haemorrhage in Wales dependent on mode of delivery

	Unassisted vaginal	Instrumental vaginal	Elective caesarean section	Non-elective caesarean section
Estimated maternities in Wales in 2017	20,055	3106	4193	3987
Number (95% CI) blood loss > 1000 mL per 100 maternities	4.9 [4.6–5.2]	18.4 [17.1–19.8]	8.5 [7.7–9.4]	19.8 [18.6–21.0]
Number (95% CI) blood loss > 1500 mL per 100 maternities	2.1 [1.9–2.3]	6.8 [6.0–7.78]	2.9 [2.4–3.4]	8.2 [7.4–9.1]
Number (95% CI) blood loss > 2000 mL per 100 maternities	0.80 [0.68–0.93]	2.7 [2.2–3.3]	1.0 [0.74–1.4]	3.3 [2.8–3.9]