From: Risk factors of stillbirths in four district hospitals on Pemba Island, Tanzania: a prospective cohort study
Live births, n = 1386
Stillbirths, n = 31
OR (95% CI)
P-value
Blood pressure of mother measured
0.990**
Yes
489 (35.6%)
11 (35.5)
Ref
No / marked as unknown
885 (64.4%)
20 (64.5%)
1.01 (0.48–2.11)
Missing
12
0