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. 2024 Oct 1;14:22808. doi: 10.1038/s41598-024-74283-x

Table 1.

Characteristics of pregnant women in sample (PRAMS 1990–2015).

None Alcohol Consumption
Pre-Pregnancy Last 3 months
n % n % p-value
Maternal level
Age
19 or less 37,255 8497 22.8 2011 5.4 < 0.0001
20–24 72,433 22,425 31.0 4673 6.5
25–29 70,297 23,083 32.8 5637 8.0
30–34 52,218 18,496 35.4 6089 11.7
35 or more 29,705 9743 32.8 4045 13.6
Race/ethnicity
Non-Hispanic white 116,120 37,077 31.9 9298 8.0 < 0.0001
Non-Hispanic black 34,982 6854 19.6 2553 7.3
Hispanic 22,162 3975 17.9 1788 8.1
Other or unknown 88,644 34,338 38.7 8816 9.9
Education Level
High school or less 52,083 11,639 22.3 4321 8.3 < 0.0001
High school grad/GED 92,255 28,097 30.5 6891 7.5
Some college, no degree 60,477 20,858 34.5 4591 7.6
Bachelors or more 51,698 19,867 38.4 6098 11.8
Other or unknown 5395 1783 33.0 554 10.3
Primary payer
Public 19,544 4357 22.3 1349 6.9 < 0.0001
Private 19,025 5949 31.3 2196 11.5
Uninsured or self-pay 1579 322 20.4 207 13.1
Other or unknown 221,760 0.0 18,703 8.4
Marital status
Married 93,825 29,435 31.4 8165 8.7 0.1067
Single/other 168,083 52,809 31.4 14,290 8.5
Kessner Index for Care
Inadequate 229,322 72,374 31.6 18,904 8.2 < 0.0001
Adequate 17,703 4884 27.6 2187 12.4
Other or unknown 14,883 4986 33.5 1364 9.2
State Level
Punitive policy
Yes 159,622 19,539 12.2 13,773 8.6 0.25
No 102,286 62,705 61.3 8682 8.5
Reporting policy
Yes 139,659 32,210 23.1 11,513 8.2 < 0.0001 
No 122,249 50,034 40.9 10,942 9.0
Priority treatment
Yes 125,488 35,392 28.2 10,988 8.8 0.0033
No 136,420 46,852 34.3 11,467 8.4
State
Alabama 17,568 4857 27.6 1046 6.0 < 0.0001
Alaska 32,960 12,005 36.4 3058 9.3
Arkansas 24,238 4875 20.1 1513 6.2
Colorado 29,962 8923 29.8 3647 12.2
Florida 10,067 4060 40.3 988 9.8
Georgia 12,673 3776 29.8 1381 10.9
Illinois 2915 1317 45.2 277 9.5
Michigan 6086 2873 47.2 661 10.9
New Mexico 810 344 42.5 54 6.7
New York 20,876 7447 35.7 2490 11.9
North Dakota 6087 1815 29.8 362 5.9
Oklahoma 49,260 14,464 29.4 3249 6.6
South Carolina 23,064 5741 24.9 1786 7.7
Washington 11,429 4804 42.0 884 7.7
West Virginia 13,913 4943 35.5 1059 7.6
Total 261,908 82,244 100.00 21,396 100.00