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Folic Acid Information from Literature*

1998 North Carolina Pregnancy Risk Assessment Monitoring System Survey Results
  No Yes
Demographic Groups Total Respondents N % 95% C.I. N % 95% C.I.
Total 1282 723 54.9 51.4-58.4 559 45.1 41.6-48.6
Age
< 20 years 149 92 69.0 58.3-77.9 57 31.0 22.1-41.7
20-24 years 313 185 56.2 49.1-63.2 128 43.8 36.8-50.9
25-34 years 655 355 51.4 46.7-56.2 300 48.6 43.8-53.3
35+ years 165 91 54.9 44.8-64.7 74 45.1 35.3-55.2
Mother's Race
White 926 546 57.0 53.0-60.9 380 43.0 39.1-47.0
African American 311 153 47.2 39.5-55.0 158 52.8 45.0-60.5
Other Minorities 45 24 51.8 34.2-69.0 21 48.2 31.0-65.8
Hispanic origin
Yes 56 40 76.0 60.2-86.9 16 24.0 13.1-39.8
No 1226 683 53.4 49.9-57.0 543 46.6 43.0-50.1
Education
< High School 201 122 64.3 55.2-72.6 79 35.7 27.4-44.8
High School 403 232 54.4 48.1-60.5 171 45.6 39.5-51.9
> High School 677 368 52.0 47.3-56.7 309 48.0 43.3-52.7
Marital Status
Married 933 529 54.0 50.0-58.0 404 46.0 42.0-50.0
Other 349 194 57.5 50.2-64.4 155 42.5 35.6-49.8
Income
15,999 or less 319 176 54.9 47.6-61.9 143 45.1 38.1-52.4
16,000-24,999 183 112 60.0 50.7-68.6 71 40.0 31.4-49.3
25,000-39,999 220 118 49.5 41.2-57.8 102 50.5 42.2-58.8
40,000 or more 472 258 52.3 46.7-57.8 214 47.7 42.2-53.3
WIC recipient
No 755 424 53.3 48.8-57.7 331 46.7 42.3-51.2
Yes 511 287 56.9 51.2-62.4 224 43.1 37.6-48.8
Medicaid recipient
No 746 416 54.1 49.6-58.4 330 45.9 41.6-50.4
Yes 536 307 56.2 50.5-61.7 229 43.8 38.3-49.5
Infant's birth weight
Under 1500 grams 204 117 57.1 50.0-63.9 87 42.9 36.1-50.0
1500-2499 grams 381 230 59.7 54.6-64.6 151 40.3 35.4-45.4
2500+ grams 695 375 54.6 50.8-58.3 320 45.4 41.7-49.2

*Survey Question:
Where did you hear or read that taking the vitamin folic acid can help prevent some birth defects?
55b. Brochures or literature at health care provider's office

Percents based on fewer than 50 total respondents may not be reliable.
Interpret these percentages with caution. C.I. = confidence interval.