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Smoked 3 months Before Pregnancy*

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 820 587 74.7 70.3-78.6 233 25.3 21.4-29.7
Age
< 20 years 120 83 75.2 63.0-84.3 37 24.8 15.7-37.0
20-24 years 213 140 63.8 54.2-72.4 73 36.2 27.6-45.8
25-34 years 394 282 77.0 71.0-82.1 112 23.0 17.9-29.0
35+ years 93 82 91.6 81.4-96.4 11 8.4 3.6-18.6
Mother's Race
White 552 370 70.8 65.3-75.7 182 29.2 24.3-34.7
African American 244 198 81.6 73.5-87.6 46 18.4 12.4-26.5
Other Minorities 24 19 97.1 92.0-99.0 5 2.9 1.0- 8.0
Hispanic origin
Yes 18 15 81.5 39.7-96.7 3 18.5 3.3-60.3
No 802 572 74.6 70.2-78.5 230 25.4 21.5-29.8
Education
< High School 154 86 64.6 53.0-74.7 68 35.4 25.3-47.0
High School 279 180 67.5 59.4-74.7 99 32.5 25.3-40.6
> High School 387 321 84.4 79.1-88.5 66 15.6 11.5-20.9
Marital Status
Married 555 418 80.7 76.0-84.7 137 19.3 15.3-24.0
Other 265 169 62.7 54.0-70.6 96 37.3 29.4-46.0
Income
15,999 or less 244 145 61.1 51.8-69.7 99 38.9 30.3-48.2
16,000-24,999 128 82 64.8 51.4-76.2 46 35.2 23.8-48.6
25,000-39,999 137 99 74.3 63.9-82.6 38 25.7 17.4-36.1
40,000 or more 260 219 87.0 81.0-91.2 41 13.0 8.8-19.0
WIC recipient
No 459 363 83.8 78.8-87.9 96 16.2 12.1-21.2
Yes 358 223 64.4 57.1-71.1 135 35.6 28.9-42.9
Medicaid recipient
No 429 342 82.9 77.9-87.0 87 17.1 13.0-22.1
Yes 391 245 65.1 57.8-71.7 146 34.9 28.3-42.2
Infant's birth weight
Under 1500 grams 165 112 66.6 58.8-73.6 53 33.4 26.4-41.2
1500-2499 grams 250 161 64.0 57.7-69.9 89 36.0 30.1-42.3
2500+ grams 403 312 75.5 70.8-79.7 91 24.5 20.3-29.2

*Survey Question:
Data in this table are recoded responses to survey question 22. In the 3 months before you got pregnant, how many cigarettes or
packs of cigarettes did you smoke on an average day? (A pack has 20 cigarettes)

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