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2006 North Carolina Pregnancy Risk Assessment Monitoring System Survey Results

PREMATURITY

Days Between Due Date and Birth

Demographic
Groups
Total
Respond.#
2 weeks or less 3 to 4 weeks 4 to 8 weeks More than 8 weeks
N % C.I.(95%) N % C.I.(95%) N % C.I.(95%) N % C.I.(95%)
Total 1072 509 72.5 69.0-75.7 226 17.9 15.0-21.1 223 6.6 5.2- 8.4 114 3.0 2.2- 4.2
Age
< 20 years 107 48 68.2 55.6-78.6 25 20.7 12.1-33.2 23 6.8 3.2-13.7 11 4.3 1.4-12.3
20-24 years 228 117 75.5 68.0-81.8 44 14.1 9.3-20.8 38 6.5 3.7-11.2 29 3.9 1.9- 7.8
25-34 years 552 278 74.8 70.0-79.1 115 16.8 13.1-21.4 113 6.3 4.5- 8.8 46 2.1 1.4- 3.2
35+ years 185 66 63.1 53.5-71.7 42 25.0 17.4-34.5 49 7.9 4.5-13.6 28 4.0 2.3- 6.7
Race
White 781 380 73.6 69.6-77.2 160 16.8 13.7-20.5 158 6.5 4.8- 8.6 83 3.1 2.0- 4.7
Black 229 94 68.8 60.4-76.1 55 21.9 15.3-30.4 54 6.8 4.4-10.3 26 2.5 1.6- 3.9
Other 62 35 74.8 57.6-86.6 11 13.1 5.1-29.7 11 8.0 2.2-25.1 5 4.1 1.1-14.1
Hispanic origin
Yes 133 69 71.1 60.2-79.9 24 14.6 8.5-23.9 29 9.5 4.8-18.0 11 4.9 1.7-13.1
No 939 440 72.8 69.1-76.2 202 18.5 15.4-22.0 194 6.1 4.8- 7.7 103 2.7 2.1- 3.5
Education
< High School 167 70 58.9 48.6-68.5 42 25.5 17.5-35.6 38 10.8 6.2-18.0 17 4.8 2.1-10.8
High School 322 145 72.4 66.0-78.1 64 17.3 12.5-23.5 68 6.8 4.4-10.2 45 3.5 2.4- 5.1
> High School 581 292 77.8 73.7-81.5 120 15.2 12.0-19.2 117 4.9 3.6- 6.6 52 2.0 1.3- 3.1
Marital Status
Married 716 350 74.8 70.9-78.4 151 17.1 13.8-20.9 140 5.5 4.1- 7.4 75 2.6 1.8- 3.6
Other 356 159 68.9 62.3-74.9 75 19.1 14.1-25.3 83 8.3 5.5-12.2 39 3.7 2.1- 6.5
Income
14,999 or less 284 129 68.1 60.5-74.8 69 21.9 16.0-29.3 61 7.2 4.6-11.2 25 2.8 1.3- 5.7
15,000-24,999 141 66 75.4 65.8-83.0 24 14.5 8.3-24.2 29 6.3 3.3-11.6 22 3.8 2.3- 6.0
25,000-49,999 201 98 74.1 65.9-80.9 39 14.8 9.5-22.2 32 7.0 3.7-12.9 32 4.1 2.4- 7.0
50,000 or more 353 175 76.9 71.4-81.5 73 16.5 12.2-21.9 76 4.5 3.3- 6.3 29 2.1 1.2- 3.6
WIC recipient
No 601 287 74.4 69.9-78.4 124 16.3 12.9-20.4 129 7.0 4.9- 9.8 61 2.3 1.6- 3.4
Yes 462 218 70.1 64.5-75.2 102 19.9 15.4-25.4 90 6.2 4.4- 8.6 52 3.8 2.3- 6.2
Medicaid recipient
No 540 273 75.8 71.2-79.9 106 17.1 13.4-21.5 110 4.9 3.5- 6.8 51 2.2 1.4- 3.4
Yes 532 236 69.6 64.3-74.4 120 18.6 14.5-23.5 113 8.1 5.8-11.2 63 3.7 2.4- 5.8
Infant's birth weight
Under 2500 grams 545 87 17.3 14.2-20.9 140 25.8 22.2-29.8 209 37.0 33.0-41.3 109 19.9 16.7-23.6
2500+ grams 527 422 78.8 74.8-82.3 86 17.0 13.8-20.6 14 3.1 1.8- 5.4 5 1.1 0.4- 2.7

*Data in this table are constructed from survey questions 40 (When was your baby due?) and 42 (When was your baby born?)

~Low participation was a substantial problem for NC PRAMS in 2006.The overall weighted response rate was 59%.

#Use caution in interpreting cell sizes less than 50.
N = Cell Size, % = Percentage, C.I.(95%) = Confidence Interval (at 95 percent probability level).
The percentages shown are weighted percentages, designed to reflect the entire population of North Carolina women having a live birth.

This page was generated on 01MAY08

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