Table 1.
Population Characteristics (n=64,272)
| Maternal Obesity Class BMI (kg/m2) |
|||
|---|---|---|---|
| Obese 30–39.9 N(%) | Morbid 40–49.9 N(%) | Super ≥50 N(%) | |
| Maternal Race a | |||
| African American | 9,222 (17.4) | 2,178 (21.7) | 376 (31.8) |
| Caucasian | 41,143 (77.7) | 7,512 (74.9) | 760 (64.3) |
| Hispanic | 1,962 (3.7) | 259 (2.6) | 30 (2.5) |
| Asian/other | 621 (1.2) | 86 (0.9) | 16 (1.4) |
| Maternal Age a | |||
| < 18 | 896 (1.7) | 81 (0.8) | 5 (0.4) |
| 18–34 | 46,806 (88.3) | 8,972 (89.2) | 1,053 (88.9) |
| ≥ 35 | 5,330 (10.0) | 1,001 (10.0) | 127 (10.7) |
| Education a | |||
| High | 25,482 (48.3) | 4,619 (46.1) | 506 (42.9) |
| Average | 19,683 (37.3) | 3,971 (39.7) | 489 (41.5) |
| Low | 7,563 (14.3) | 1,418 (14.2) | 184 (15.6) |
| Married a | 34,458 (65.0) | 6,370 (63.4) | 664 (56.1) |
| Parity a | |||
| 0 | 17,013 (32.2) | 2,993 (30.0) | 296 (25.1) |
| 1 | 18,470 (35.0) | 3,574 (35.8) | 437 (37.0) |
| 2 | 10,510 (19.9) | 2,020 (20.2) | 256 (21.7) |
| ≥3 | 6,773 (12.8) | 1,398 (14.0) | 192 (16.3) |
| Smoking status b | |||
| Yes | 9,378 (17.7) | 1,685 (16.8) | 167 (14.1) |
| No | 43,368 (81.8) | 8,319 (82.7) | 1,013 (85.5) |
| Unknown | 286 (0.5) | 51 (0.5) | 5 (0.4) |
| Medicaid a | 25,331 (47.9) | 5,341 (53.3) | 743 (63.1) |
| Prenatal care utilization a | |||
| Missing | 774 (1.5) | 151 (1.5) | 18 (1.6) |
| None | 258 (0.5) | 46 (0.5) | 7 (0.6) |
| Inadequate | 2,327 (4.5) | 417 (4.2) | 54 (4.7) |
| Adequate | 27,928 (53.7) | 5,307 (53.9) | 611 (52.9) |
| Intermediate | 16,808 (32.3) | 3,056 (31.0) | 344 (29.8) |
| Intensive | 3,891 (7.5) | 877 (8.9) | 121 (10.5) |
| Male infant | 27,122 (51.1) | 5,127 (51.0) | 594 (50.1) |
| Gestational age (w) | 38.8±1.0 | 38.7±1.0 | 38.7±1.0 |
| Birth weight (g) c | 3460.6 ±476.3 | 3490.1 ±499.5 | 3517.6 ±514.8 |
a
p<.0001;
b
p<.001;
c
p<.05