Medical Characteristics of Cocaine- or Opiate-Exposed and Comparison Groups
| Cocaine-Exposed | Opiate-Exposed | |||||
|---|---|---|---|---|---|---|
| Yes (N = 600) | No (N = 788) | P | Yes (N = 115) | No (N = 1273) | P | |
| Best obstetric gestational age (wk) | 36.07 (4.02) | 36.39 (4.02) | .142 | 36.58 (4.08) | 36.23 (4.02) | .369 |
| Birth weight (g) | 2544 (749) | 2695 (862) | .001 | 2619 (847) | 2631 (816) | .888 |
| Length (cm) | 46.26 (4.75) | 47.11 (5.18) | .002 | 46.47 (5.32) | 46.77 (4.99) | .538 |
| Head circumference (cm) | 32.91 (2.89) | 32.27 (3.12) | .026 | 32.05 (3.24) | 32.12 (3.01) | .801 |
| Apgar 1 (median) | 8 | 8 | .405 | 8 | 8 | .055 |
| Apgar 5 (median) | 9 | 9 | .227 | 9 | 9 | .446 |
| Male (%) | 306 (51.0%) | 421 (53.4%) | .370 | 54 (47.0%) | 673 (52.9%) | .224 |