Table 5.
Adjusted analysis of factors associated with inadequacy of prenatal care use, Aracaju, SE, 2005.
Modified APNCU (Adequacy of prenatal care use index)* | ||||||
Variable | Inadequate | Adequate | ||||
n | % | n | % | Adjusted OR | 95%CI | |
Maternal age (years) | ||||||
< 18 | 225 | 51.3 | 214 | 48.7 | 4.10 | 2.81 – 5.99 |
18 to 34 | 1206 | 32.7 | 2488 | 67.3 | 2.03 | 1.50 – 2.76 |
≥ 35 (reference) | 81 | 25.8 | 233 | 74.2 | ||
Maternal schooling (years) | ||||||
≤ 4 | 445 | 51.0 | 428 | 49.0 | 1.72 | 1.40 – 2.11 |
5 to 8 | 654 | 41.3 | 930 | 58.7 | 1.43 | 1.21 – 1.70 |
≥ 9 (reference) | 433 | 20.9 | 1636 | 79.1 | ||
Family income (minimum wages) | ||||||
> 1 | 270 | 50.0 | 270 | 50.0 | 1.39 | 1.08 – 1.79 |
1 to < 3 | 988 | 37.9 | 1617 | 62.1 | 1.30 | 1.08 – 1.56 |
≥ 3 (reference) | 270 | 19.4 | 1120 | 80.6 | ||
Number of deliveries | ||||||
≤ 1 (reference) | 585 | 27.8 | 1518 | 72.2 | ||
2 to 4 | 800 | 36.7 | 1379 | 63.3 | 1.50 | 1.28 – 1.74 |
≥ 5 | 155 | 57.4 | 115 | 42.6 | 2.69 | 1.96–3.69 |
Cohabiting partner | ||||||
Yes | 1141 | 31.1 | 2527 | 68.9 | ||
No | 399 | 45.1 | 485 | 54.9 | 1.65 | 1.39 – 1.94 |
Municipality of prenatal care assistance | ||||||
Aracaju (reference) | 936 | 30.9 | 2093 | 69.1 | ||
Others | 604 | 39.7 | 919 | 60.3 | 1.18 | 1.02 – 1.36 |
Type of assistance | ||||||
Private | 109 | 11.0 | 886 | 89.0 | 0.34 | 0.27 – 0.43 |
Public (reference) | 1355 | 39.0 | 2123 | 61.0 | ||
Maternal smoking during pregnancy | ||||||
Yes | 152 | 61.8 | 94 | 38.2 | 2.25 | 1.69 – 2.99 |
No | 1387 | 32.2 | 2918 | 67.8 |
Modified APNCU index: inadequate = absent + inadequate + intermediary
adequate = adequate + intensive
OR – Odds ratio; CI – Confidence Interval