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. 2004 Nov 12;3:42. doi: 10.1186/1475-2875-3-42

Table 5.

Risk factors for severe anaemia post partum.

	% with severe anaemia	Unadjusted OR	95% confidence interval	Adjusted OR	95% confidence interval	LRT	P
Formal education
No	29	1.00	-	1.00	-
Yes	16	0.45	0.19–1.07	0.41	0.17–0.98	4.5	0.03
Time of first ANC use
3^rdtrimester	48	1.00	-	1.00	-
2^ndtrimester	26	0.39	0.16–0.91	0.41	0.17–1.0
1^sttrimester	22	0.31	0.12–0.80	0.31	0.11–0.83	5.3	0.05
Use of malaria intervention
None	37	1.00	-	1.00	-
ITN only	32	0.82	0.39–1.71	0.77	0.36–1.65
IPTp-SP only	27	0.64	0.32–1.28	0.70	0.34–1.41
ITN + IPTp-SP	16	0.34	0.16–0.72	0.31	0.14–0.67	10.1	0.01