Table 1 Maternal and pregnancy characteristics, Colorado singleton births, 1998–1999
From: Birth outcomes in Colorado's undocumented immigrant population
Maternal characteristics | Undocumented immigrants N = 5961 (%) | All other women N = 112,943 (%) | p-value |
|---|---|---|---|
Demographics | |||
Age | <.001 | ||
<17 | 3.1 | 2.2 | |
17–35 | 93.4 | 87.0 | |
>35 | 3.5 | 10.8 | |
Education: high school graduate | 29.5 | 82.7 | <.001 |
Not married | 34.6 | 25.3 | <.001 |
Parity | 0.02 | ||
0 | 42.7 | 43.4 | |
1–2 | 47.5 | 47.9 | |
>2 | 9.8 | 8.7 | |
Behavioral characteristics | |||
Smoking | 1.9 | 11.1 | <.001 |
Alcohol Use | 0.3 | 1.3 | <.001 |
Weight Gain <20 lbs. | 23.5 | 12.7 | <.001 |
Number of Prenatal Visits | <.001 | ||
<9 | 47.3 | 20.1 | |
9–15 | 49.6 | 69.3 | |
>15 | 3.1 | 9.6 | |
Trimester Care Began | <.001 | ||
No prenatal care | 1.7 | 1.0 | |
1 | 52.0 | 83.3 | |
2 | 34.3 | 12.9 | |
3 | 12.0 | 2.8 | |
Medical risk factors | |||
Anemia | 7.7 | 2.2 | <.001 |
Lung disease | 0.8 | 0.5 | .004 |
Gestational diabetes | 2.7 | 1.7 | <.001 |
Hypertension | 2.9 | 3.2 | 0.23 |
Oligohydramnios | 3.8 | 1.1 | <.001 |
Previous >4000 gms birth | 3.1 | 0.7 | <.001 |
Previous preterm birth | 2.1 | 1.3 | <.001 |
No risk factors | 51.5 | 76.0 | <.001 |