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Change in smoking: from 3 months Before Pregnancy to Now*

1998 North Carolina Pregnancy Risk Assessment Monitoring System Survey Results
  Smoker who quit # cigarettes reduced # cigarettes same/more
Demographic Groups Total Respondents N % 95% C.I. N % 95% C.I. N % 95% C.I.
Total 507 115 26.5 21.7-32.1 132 26.2 21.4-31.7 260 47.2 41.4-53.1
Age
< 20 years 89 13 17.3 9.2-30.2 24 27.0 16.8-40.6 52 55.7 42.1-68.4
20-24 years 180 41 27.7 19.6-37.4 49 29.3 21.1-39.0 90 43.1 33.7-53.0
25-34 years 186 45 28.3 20.4-37.7 48 23.6 16.4-32.6 93 48.2 38.8-57.7
35+ years 52 16 36.5 20.3-56.4 11 23.1 10.3-44.1 25 40.4 23.5-60.0
Mother's Race
White 390 99 28.0 22.6-34.2 101 26.4 21.2-32.5 190 45.5 39.2-52.0
African American 102 14 18.3 8.9-34.0 26 26.7 15.3-42.5 62 55.0 39.5-69.5
Other Minorities 15 2 16.5 2.5-60.3 5 17.8 3.8-54.5 8 65.7 29.9-89.6
Hispanic origin
Yes 8 2 36.2 6.3-82.7 4 61.5 16.7-92.7 2 2.3 0.4-11.6
No 498 113 26.5 21.6-32.1 128 25.8 21.0-31.4 257 47.7 41.8-53.6
Education
< High School 151 12 7.2 3.2-15.7 36 21.8 13.9-32.4 103 71.0 59.8-80.0
High School 213 54 29.6 22.2-38.3 61 32.0 24.4-40.7 98 38.4 30.4-47.1
> High School 143 49 40.4 30.2-51.5 35 20.8 13.2-31.2 59 38.7 28.8-49.8
Marital Status
Married 305 86 30.7 24.5-37.8 74 25.6 19.7-32.4 145 43.7 36.7-51.0
Other 202 29 19.6 12.7-28.9 58 27.4 19.5-36.9 115 53.0 43.2-62.7
Income
15,999 or less 204 26 18.5 12.2-27.1 58 28.3 20.6-37.4 120 53.2 43.8-62.4
16,000-24,999 98 20 24.2 14.2-38.1 28 32.7 21.3-46.6 50 43.1 30.4-56.8
25,000-39,999 78 22 24.8 14.5-39.1 19 23.1 13.2-37.3 37 52.1 37.9-66.0
40,000 or more 91 43 49.3 36.7-62.1 15 18.5 10.3-31.0 33 32.2 21.5-45.1
WIC recipient
No 222 74 36.8 28.8-45.5 48 22.9 16.3-31.2 100 40.3 32.2-49.1
Yes 284 41 18.6 13.1-25.7 83 28.4 21.8-36.1 160 53.0 45.1-60.8
Medicaid recipient
No 190 66 36.7 28.5-45.8 42 22.0 15.3-30.4 82 41.3 32.8-50.4
Yes 317 49 19.5 14.0-26.5 90 29.2 22.7-36.6 178 51.3 43.6-58.9
Infant's birth weight
Under 1500 grams 85 20 21.0 13.8-30.7 22 25.4 17.1-35.8 43 53.6 42.8-64.1
1500-2499 grams 190 29 13.4 9.4-18.7 50 26.5 20.6-33.4 111 60.2 52.9-67.0
2500+ grams 231 66 27.8 22.5-34.0 60 26.2 20.9-32.3 105 45.9 39.6-52.4

*Survey Question:
Among smokers, change in smoking from 3 months before pregnancy to now.

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