TABLE 2.
Conditions Predating Onset of Labor Among Singleton Infants Eligible for the VON NER, 2006–2010
| Condition | N | Cases | % |
|---|---|---|---|
| Maternal | |||
| No prenatal care | 4135 | 149 | 3.6 |
| Assisted reproduction | 3784 | 62 | 1.6 |
| Hypertension | 4018 | 631 | 15.7 |
| Diabetes | 3967 | 387 | 9.8 |
| Hypothyroidism | 3941 | 113 | 2.9 |
| Any maternal condition | 4162 | 1131 | 27.2 |
| Infant | |||
| Birth defect | 4165 | 332 | 8.0 |
| SGA | 4164 | 672 | 16.1 |
| Congenital neuromuscular defect | 4119 | 25 | 0.6 |
| Nonvertex presentation (breech or transverse) | 3735 | 238 | 6.4 |
| Any infant condition | 4165 | 1057 | 25.4 |
| Any condition | 4165 | 1906 | 45.8 |