Table 1.

Mortality rates per 100 person-years (deaths/person-years) overall and by sex in Bandim, Guinea-Bissau. Children aged 0–5 years

Age in months	All	Females	Males	Mortality rate ratio in females vs males (95% CI)
(A) From 1978 examination, 1 year of follow-up
0–5	14.9 (24/160.5)	14.3 (12/83.9)	15.7 (12/76.7)	0.91 (0.38 to 2.22)
6–11	18.8 (23/122.2)	20.1 (13/64.6)	17.4 (10/57.6)	1.16 (0.47 to 2.95)
12–35	12.5 (57/456.2)	10.7 (25/232.7)	14.3 (32/223.5)	0.75 (0.43 to 1.31)
36–71	2.9 (16/560.3)	2.4 (7/297.1)	3.4 (9/263.2)	0.69 (0.22 to 2.08)
Total*	9.3 (120/1299.2)	8.5 (57/678.3)	10.1 (63/620.9)	0.84 (0.59 to 1.20)
(B) From 1979 examination, 1 year of follow-up
0–5	3.8 (5/131.5)	5.6 (4/71.7)	1.7 (1/59.8)	3.34 (0.33 to 164.3)
6–11	5.8 (8/138.4)	3.4 (2/58.5)	7.5 (6/79.9)	0.46 (0.04 to 2.55)
12–35	4.3 (18/415.4)	4.3 (9/209.2)	4.4 (9/206.2)	0.99 (0.35 to 2.80)
36–71	0.6 (3/489.5)	0.4 (1/254.3)	0.9 (2/235.2)	0.46 (0.01 to 8.88)
Total*	2.8 (34/1174.8)	2.7 (16/593.7)	3.1 (18/581.1)	0.92 (0.46 to 1.82)

*Age-adjusted.