Table 2.

Adequacy of Prenatal Care Utilization (APNCU) Index modified according to Brazilian Ministry of Health criteria, Aracaju, Brazil, 2005

Variables			Modified APNCU
	Absent		Inadequate		Intermediate		Adequate		Intensive		Total
	n	%	n	%	n	%	n	%	n	%	n
Maternal age (years)
< 18	15	3.4	167	38.0	43	9.8	90	20.5	124	33.0	439
18 to 34	53	1.4	971	26.3	182	4.9	904	24.4	1584	45.7	3694
≥ 35	5	1.6	66	21.0	10	3.2	86	27.4	147	48.1	314
Maternal schooling (years)
≤ 4	41	4.7	345	39.5	59	6.8	192	22.0	236	27.0	873
5 to 8	26	1.6	509	32.1	119	7.5	439	27.7	491	31.0	1584
≥ 9	7	0.3	359	17.4	67	3.2	463	22.4	1173	56.7	2069
Family income (minimum wages
< 1	26	4.8	202	37.4	42	7.8	136	25.2	134	24.8	540
1 to < 3	38	1.5	786	30.2	164	6.3	688	26.4	929	35.7	2605
>3	9	0.7	223	16.0	38	2.7	277	19.9	843	60.7	1390
Number of deliveries
≤ 1	20	1.0	466	22.2	99	4.7	487	23.2	1031	49.0	2103
2 to 4	42	1.9	628	28.8	130	6.0	550	25.2	829	38.0	2179
≥ 5	13	4.8	126	46.7	16	5.9	66	24.4	49	18.2	270
Cohabiting partner
Yes	40	1.1	906	24.7	195	5.3	910	24.8	1617	44.1	3668
No	35	4.0	314	35.5	50	5.7	193	21.8	292	33.0	884
Municipality of prenatal care assistance
Aracaju	38	1.3	746	24.6	152	5.0	726	24.0	1367	45.1	3029
Others	37	2.4	474	31.1	93	6.1	377	24.8	542	35.6	1523
Type of prenatal care assistance
Private	0	- 93	9.4	16	1.6	148	14.9	738	74.2	995
Public	2	0.1	1124	32.3	229	6.6	954	27.4	1169	33.6	3478
Maternal smoking during pregnancy
Yes	19	7.7	116	47.2	17	6.9	45	18.3	49	19.9	246
No	56	1.3	1104	25.6	227	5.3	1058	24.6	1860	43.2	4305
Total	75	1.7	1220	26.8	245	5.4	1103	24.2	1909	41.9	4552

Numbers may not add up to total because of missing values