Table 1

Baseline characteristics of pregnant women* by country

	Benin		Mali		Cameroon		Nigeria
	N	%	N	%	N	%	N	%
	14 397		14 857		8082		18 136
Age categories
<18 years	220	2	501	3	364	5	480	3
18–34 years	11 185	78	11 015	74	6438	80	13 470	74
35 years and more	2992	21	3341	22	1280	16	4186	23
Parity
Primiparous	2712	19	2434	16	1815	22	3237	18
Multiparous	11 685	81	12 423	84	6267	78	14 899	82
Multiple pregnancy
Simple	13 974	97	14 615	98	7893	98	17 800	98
Multiple	423	3	242	2	189	2	336	2
Zone of residence
Urban	4756	33	3938	27	3411	42	5427	30
Rural	9641	67	10 919	73	4671	58	12 709	70
Education level
None	10 837	75	12 484	84	2313	29	9403	52
Primary or more	3560	25	2373	16	5769	71	8733	48
Wealth quintiles of households
Q1 poorest	3369	23	2984	20	1702	21	4471	25
Q2 poorer	3077	21	3017	20	1559	19	4144	23
Q3 middle	3031	21	3169	21	1649	20	3256	18
Q4 richer	2826	20	3139	21	1589	20	3217	18
Q5 richest	2094	15	2548	17	1583	20	3048	17