Percent of Live Births by Maternal Morbidity and Onset of Labor
By
Race and Ancestry of Mother,
Michigan Residents, 2025
| Maternal Morbidity and Onset of Labor |
Race | Ancestry | ||||||
|---|---|---|---|---|---|---|---|---|
| All Races | White | Black | American Indian |
Asian & Pacific Islander |
All Other Races | Hispanic | Arab | |
Maternal Morbidity |
||||||||
| Maternal transfusion | 0.6 | 0.5 | 0.8 | 1.4 | 0.6 | 0.4 | 0.5 | 0.5 |
| Third/fourth degree perineal laceration | 1.0 | 1.0 | 0.4 | 0.7 | 3.5 | 0.5 | 0.7 | 0.8 |
| Ruptured uterus | 0.0 | 0.0 | 0.1 | - | * | * | * | 0.1 |
| Unplanned hysterectomy | 0.0 | 0.0 | 0.0 | * | * | * | * | 0.1 |
| Admission to Intensive Care Unit | 0.3 | 0.3 | 0.4 | 1.0 | 0.3 | 0.1 | 0.2 | 0.2 |
| Unplanned operating room procedure following delivery | 0.4 | 0.4 | 0.3 | 0.8 | 0.2 | 0.3 | 0.3 | 0.4 |
| None of the above | 97.5 | 97.5 | 98.2 | 94.9 | 95.2 | 98.6 | 98.3 | 98.1 |
Onset of Labor |
||||||||
| Premature rupture of the membranes | 4.9 | 4.8 | 5.3 | 3.8 | 7.9 | 3.5 | 4.7 | 5.3 |
| Precipitous labor (<3 hours) | 15.0 | 14.7 | 17.3 | 10.7 | 16.7 | 11.3 | 14.0 | 14.6 |
| Prolong labor (>= 20 hours) | 2.7 | 2.7 | 2.8 | 3.7 | 3.3 | 2.2 | 3.1 | 2.1 |
| None of the above | 77.7 | 78.1 | 75.2 | 80.2 | 73.5 | 83.4 | 78.9 | 78.9 |
| Source: |
2025 Michigan Resident Birth Files, Division for Vital Records & Health Statistics, Michigan Department of Health & Human Services. |