Table 6.

Multivariate analysis of risk factors associated with anaemia.

Risk factors	Odds ratio	P value	95% confidence interval
Bleeding in index pregnancy	0.5	0.09	0.2–1.1
Fever in index pregnancy	0.4	0.00*	0.3–0.7
HIV positive status	0.2	0.01*	0.1–0.6
Para 1	1.4	0.21	0.8–2.3
Para 2	1.1	0.69	0.6–2.1
Para 3	2.1	0.05	1.0–4.5
Para 4	0.3	0.10	0.1–1.3
Social class 2	0.6	0.15	0.3–1.2
Social class 3	0.3	0.00*	0.2–0.7

*Statistically significant P values.