Table 2 Socio-demographic characteristics of the study population according to the pregnancy outcome (Timoun cohort, n = 911, Guadeloupe archipelago, 2004–2007) (from Rouget et al. 2013)
Term births n = 767 | Preterm births n = 144 | HR (95% CI) | |
|---|---|---|---|
Maternal place of birth | |||
Guadeloupe or Martinique | 669 | 128 | Reference |
Other Caribbean islands | 98 | 16 | 0.9 (0.5–1.5) |
Maternal age (years) | |||
< 20 | 63 | 11 | 1.0 (0.5–1.9) |
20–34 | 437 | 80 | Reference |
≥ 35 | 247 | 53 | 1.3 (0.9–1.9) |
Years of education | |||
< 5 | 49 | 13 | 1.7 (0.9–3.0) |
5–12 | 564 | 101 | Reference |
> 12 | 154 | 30 | 1.1 (0.7–1.6) |
Mother’s employment during pregnancy | |||
No | 449 | 83 | Reference |
Yes | 318 | 61 | 1.0 (0.7–1.4) |
Tobacco smoking during pregnancy | |||
No | 737 | 138 | Reference |
Yes | 30 | 6 | 0.9 (0.4–2.2) |
Alcohol drinking during pregnancy | |||
No | 745 | 141 | Reference |
Yes | 22 | 3 | 0.8 (0.2–2.4) |