Number of Live Births by Maternal Risk Factors in Pregnancy
By Race and Ancestry of Mother,
Michigan Residents, 2025

Maternal Risk Factors Race Ancestry
All Races White Black American
Indian		 Asian &
Pacific
Islander		 All Other Races Hispanic Arab
Diabetes                
Prepregnancy 1,141 704 238 23 69 62 89 50
Gestational 8,422 5,719 940 115 806 547 552 575
Hypertension                
Prepregnancy 3,562 2,282 889 47 95 79 160 80
Gestational1 11,653 8,534 1,954 147 326 308 551 304
Previous Cesarean Delivery                
Yes 15,699 10,626 2,639 212 720 908 917 881
More than one 4,895 3,068 1,087 76 133 309 312 309
Previous preterm birth 4,615 2,926 1,119 60 163 161 291 146
Other previous poor outcome2 4,716 3,545 586 73 166 123 242 102
Vaginal bleeding during pregnancy 1,113 718 181 22 70 75 74 65
Pregnancy by infertility treatment 1,686 1,363 53 16 160 57 44 115
None of the above risks 69,456 48,553 10,542 680 2,848 4,293 4,014 3,822
         
Exposure to Tobacco 6,069 4,394 938 193 70 135 293 109
Mother smoked while pregnant3 2,894 2,161 427 102 8 42 106 22
Mother exposed to smokers at home 4,515 3,285 646 138 66 111 237 90
Mother ever smoked 9,050 7,008 1,079 262 100 119 436 92
         
Total Live Births 100,015 70,127 15,251 1,108 4,320 5,512 5,661 5,053
         

 

Notes: 1Gestational Hypertension includes pregnancy induced hypertension, preeclampsia and eclampsia.
2The category "Other previous poor outcome" includes perinatal deaths, small for gestation age births, or intrauterine growth-restricted births.
3Mothers who had a history of smoking, but never quit, plus those who quit at some point between estimated conception and birth date.

For information regarding alcohol consumption and other behaviorial risk factors, see Pregnancy Risk Assessment Monitoring (PRAMS) at www.michigan.gov/prams.

Source:

2025 Michigan Resident Birth Files, Division for Vital Records & Health Statistics, Michigan Department of Health & Human Services.