Variables | Mistimed (a) | Unwanted (a) | ||
---|---|---|---|---|
OR | 95Â % CI | OR | 95Â % CI | |
Maternal Age (years) | ||||
  < 20 | 1.89 | 1.68–2.14 | 2.42 | 2.10–2.79 |
 35 and over | 0.43 | 0.37–0.51 | 0.75 | 0.64–0.88 |
 20 to 34 | 1 |  | 1 |  |
Schooling level | ||||
  ≤ 7 years | 0.72 | 0.63–0.83 | 1.04 | 0.89–1.21 |
 8 to 11 years | 0.99 | 0.87–1.12 | 1.38 | 1.21–1.58 |
 12 or more years | 1 |  | 1 |  |
Skin color | ||||
 White | 1 |  | 1 |  |
 Black | 1.10 | 0.91–1.32 | 1.34 | 1.16–1.56 |
 Brown | 1.15 | 1.04–1.27 | 1.20 | 1.08–1.34 |
 Yellow | 1.56 | 1.05–2.32 | 1.39 | 0.93–2.08 |
Marital status | ||||
 With partner | 1 |  | 1 |  |
 Without partner | 2.32 | 1.99–2.71 | 4.86 | 4.12–5.74 |
Has paid work | ||||
 Yes | 1 |  | 1 |  |
 No | 1.15 | 1.04–1.27 | 1.14 | 1.04–1.25 |
Alcohol use | ||||
 No | 1 |  | 1 |  |
 Yes, but with no alcoholism risk | 1.12 | 0.90–1.39 | 1.21 | 0.96–1.53 |
 Yes, with alcoholism risk | 1.25 | 1.04–1.50 | 1.36 | 1.17–1.58 |
Tobacco use | ||||
 No | 1 |  |  |  |
 Yes | 0.87 | 0.73–1.04 | 1.23 | 1.06–1.43 |
Parity | ||||
 Primiparous | 1 |  |  |  |
 1 | 1.30 | 1.16–1.46 | 2.49 | 2.15–2.88 |
 2 | 1.55 | 1.34–1.80 | 6.96 | 5.81–8.33 |
 3 and more | 2.01 | 1.63–2.47 | 14.00 | 11.29–17.35 |
Adverse obstetric outcomes in previous pregnancyb | ||||
 Neonatal death | ||||
  No | 1 |  | 1 |  |
  Yes | 0.61 | 0.44–0.85 | 0.44 | 0.34–0.57 |
 Preterm birth (GA < 37 weeks) | ||||
  No | 1 |  | 1 |  |
  Yes | 1.16 | 0.91–1.48 | 1.40 | 1.16–1.67 |
 Low birth weight (BW < 2500 g) | ||||
  No | 1 |  | 1 |  |
  Yes | 0.92 | 0.74–1.14 | 1.14 | 0.97–1.35 |
 Maternal complicationsc | ||||
  No | 1 |  | 1 |  |
  Yes | 0.99 | 0.84–1.17 | 1.19 | 1.02–1.40 |