Number of Live Births by Maternal Risk Factors in Pregnancy
By Race and Ancestry of Mother,
Michigan Residents, 2021

Maternal Risk Factors Race Ancestry
All Races White Black American
Indian		 Asian &
Pacific
Islander		 All Other Races Hispanic Arab
Diabetes                
Prepregnancy 1,041 674 236 9 62 57 92 48
Gestational 8,073 5,718 1,103 75 659 462 620 545
Hypertension                
Prepregnancy 2,791 1,791 834 26 56 73 137 56
Gestational1 9,311 7,132 1,634 69 197 235 521 230
Previous Cesarean Delivery                
Yes 15,934 11,231 3,010 139 583 806 1,147 750
More than one 4,917 3,294 1,121 54 102 282 412 242
Previous preterm birth 4,363 3,031 1,001 39 83 156 301 161
Other previous poor outcome2 2,526 1,779 517 17 77 124 159 96
Vaginal bleeding during pregnancy 1,008 723 191 5 42 42 72 50
Pregnancy by infertility treatment 1,006 823 53 7 83 37 42 103
None of the above risks 69,393 50,580 11,909 513 2,297 3,338 4,663 2,923
         
Exposure to Tobacco 14,759 11,616 2,341 231 122 367 762 247
Mother smoked while pregnant3 11,085 8,984 1,694 183 37 131 514 67
Mother exposed to smokers at home 8,495 6,870 1,060 137 97 287 469 208
Mother ever smoked 14,913 11,940 2,366 225 81 208 761 111
         
Total Live Births 105,022 76,190 18,384 808 3,702 4,890 7,056 4,474
         

 

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:

2021 Michigan Resident Birth Files, Division for Vital Records & Health Statistics, Michigan Department of Health & Human Services.