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Folic Acid Information from Literature*

1997 North Carolina Pregnancy Risk Assessment Monitoring System Survey Results
  No Yes
Demographic Groups Total Respondents N % 95% C.I. N % 95% C.I.
Total 618 357 55.7 50.5-60.8 261 44.3 39.2-49.5
Age
< 20 years 77 42 49.5 35.4-63.7 35 50.5 36.3-64.6
20-24 years 149 89 59.6 48.5-69.8 60 40.4 30.2-51.5
25-34 years 313 175 53.6 46.4-60.7 138 46.4 39.3-53.6
35+ years 79 51 64.8 50.8-76.6 28 35.2 23.4-49.2
Mother's Race
White 454 263 55.8 49.8-61.7 191 44.2 38.3-50.2
African American 148 84 54.9 43.8-65.6 64 45.1 34.4-56.2
Other Minorities 16 10 59.3 28.6-84.2 6 40.7 15.8-71.4
Hispanic origin
Yes 11 7 53.2 11.1-91.2 4 46.8 8.8-88.9
No 607 350 55.7 50.5-60.9 257 44.3 39.1-49.5
Education
< High School 97 63 61.0 46.5-73.8 34 39.0 26.2-53.5
High School 188 110 57.3 47.3-66.7 78 42.7 33.3-52.7
> High School 333 184 53.0 46.4-59.6 149 47.0 40.4-53.6
Marital Status
Married 461 264 55.8 49.8-61.5 197 44.2 38.5-50.2
Other 157 93 55.6 44.8-65.9 64 44.4 34.1-55.2
Income
15,999 or less 163 107 60.9 49.8-71.0 56 39.1 29.0-50.2
16,000-24,999 84 50 60.6 44.9-74.4 34 39.4 25.6-55.1
25,000-39,999 113 58 46.9 35.5-58.7 55 53.1 41.3-64.5
40,000 or more 232 127 55.1 47.2-62.8 105 44.9 37.2-52.8
WIC recipient
No 376 213 53.2 46.7-59.6 163 46.8 40.4-53.3
Yes 236 140 59.3 50.5-67.6 96 40.7 32.4-49.5
Medicaid recipient
No 365 198 53.3 46.9-59.7 167 46.7 40.3-53.1
Yes 253 159 59.2 50.3-67.5 94 40.8 32.5-49.7
Infant's birth weight
Under 1500 grams 99 60 59.7 49.5-69.1 39 40.3 30.9-50.5
1500-2499 grams 192 119 63.3 56.1-69.9 73 36.7 30.1-43.9
2500+ grams 326 177 55.2 49.6-60.7 149 44.8 39.3-50.4

*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.