Table 4. Hazard ratios for different factors for P.falciparum and P.vivax during the 12 weeks post-partum follow-up.

	P.falciparumHazard ratio (95% CI)	P-value	P.vivaxHazard ratio (95% CI)	P-value
Being a post-partum woman	0.39 (0.21–0.72)	0.003	1.34 (1.05–1.72)	0.018
Multipara	0.33 (0.16–0.71)	0.005	1.11 (0.85–1.45)	0.44
<21 years	1.28 (0.67–2.43)	0.46	1.38 (1.02–1.39)	0.036
Smoke	1.06 (0.57–1.96)	0.86	1.35 (1.02–1.80)	0.038
Illiterate	0.61 (0.27–1.42)	0.26	1.23 (0.95–1.60)	0.11
Not used the bednet some nights	0.94 (0.33–2.70)	0.91	0.84 (0.51–1.42)	0.53
Slept outside some nights	1.83 (0.91–3.69)	0.09	1.30 (0.89–1.89)	0.17
Worked in the field/forest	2.41 (1.40–4.15)	0.002	1.10 (0.82–1.46)	0.52
History of P.falciparum	3.86 (2.12–7.05)	<0.001	3.12 (2.27–4.27)	<0.001
History of P.vivax	2.12 (1.21–3.71)	0.009	6.58 (5.14–8.43)	<0.001
History of P.vivax recurrences	0.67 (0.27–1.63)	0.374	2.53 (1.66–3.87)	<0.001
History of any malaria	2.17 (1.26–3.73)	0.005	5.64 (4.39–7.24)	<0.001