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Had Chlamydia Infection During Pregnancy*

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 615 561 92.4 89.0-94.8 54 7.6 5.2-11.0
Age
< 20 years 117 94 84.0 73.4-90.9 23 16.0 9.1-26.6
20-24 years 196 178 91.6 84.5-95.6 18 8.4 4.4-15.5
25-34 years 244 232 95.5 90.2-98.0 12 4.5 2.0- 9.8
35+ years 58 57 99.8 98.8- 100 1 0.2 0.0- 1.2
Mother's Race
White 356 333 93.5 89.0-96.2 23 6.5 3.8-11.0
African American 231 200 89.2 82.4-93.5 31 10.8 6.5-17.6
Other Minorities 28 28 100 - 0 0.0 -
Hispanic origin
Yes 29 26 91.5 62.0-98.6 3 8.5 1.4-38.0
No 586 535 92.5 89.1-94.8 51 7.5 5.2-10.9
Education
< High School 144 119 87.6 78.5-93.2 25 12.4 6.8-21.5
High School 229 210 91.6 85.4-95.3 19 8.4 4.7-14.6
> High School 242 232 96.3 91.2-98.5 10 3.7 1.5- 8.8
Marital Status
Married 356 339 95.5 91.7-97.6 17 4.5 2.4- 8.3
Other 259 222 88.2 81.7-92.6 37 11.8 7.4-18.3
Income
15,999 or less 217 194 92.0 85.9-95.7 23 8.0 4.3-14.1
16,000-24,999 95 85 83.5 69.8-91.7 10 16.5 8.3-30.2
25,000-39,999 110 103 94.5 85.8-98.0 7 5.5 2.0-14.2
40,000 or more 138 134 99.6 98.9-99.9 4 0.4 0.1- 1.1
WIC recipient
No 272 262 98.1 94.8-99.3 10 1.9 0.7- 5.2
Yes 338 296 88.0 82.4-91.9 42 12.0 8.1-17.6
Medicaid recipient
No 258 248 97.5 93.6-99.0 10 2.5 1.0- 6.4
Yes 357 313 88.7 83.3-92.4 44 11.3 7.6-16.7
Infant's birth weight
Under 1500 grams 120 110 91.2 84.0-95.3 10 8.8 4.7-16.0
1500-2499 grams 200 176 87.5 81.9-91.5 24 12.5 8.5-18.1
2500+ grams 295 275 92.8 89.1-95.3 20 7.2 4.7-10.9

*Survey Question:
What kind of vaginal infection did you have during your most recent pregnancy? 63c. Chlamydia

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