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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: Am J Obstet Gynecol. 2020 Mar 3;223(4):564.e1–564.e13. doi: 10.1016/j.ajog.2020.02.042

Table 2.

Associations between race/ethnicity and history of any unintended pregnancy, full cohort

Model 1 – Univariate (n=2297) Unadjusted
Any unintended pregnancy n (%)+ OR (95% CI) p value
Race/Ethnicity <0.001
Hispanic 171 (60.0) 1.450 (1.115, 1.886) 0.006
NH Black 442 (66.8) 1.942 (1.594, 2.367) < 0.001
NH Other 99 (60.4) 1.473 (1.056, 2.054) 0.023
NH White 603 (50.8) (ref) -
Model 2 – Multivariate (n=2270) Adjusted
aOR (95% CI) p value
Race/Ethnicity <0.001
Hispanic 170 (59.9) 1.575 (1.132, 2.191) 0.007
NH Black 438 (66.9) 1.805 (1.393, 2.364) < 0.001
NH Other 97 (60.6) 1.576 (1.040, 2.339) 0.032
NH White 597 (51.0) (ref) -
Age
20-24 26 (39.4) 0.902 (0.482, 1.689) 0.748
25-29 170 (44.7) 0.928 (0.677, 1.272) 0.641
30-34 384 (56.8) (ref) -
35-39 336 (58.1) 0.750 (0.568, 0.991) 0.043
40-45 386 (67.7) 1.145 (.856, 1.532) 0.360
Marital Status
Single 220 (41.6) 1.398 (1.020, 1.915) 0.037
Married 562 (60.3) (ref) -
Unmarried but cohabiting 102 (50.0) 1.383 (0.932, 2.053) 0.108
Divorced / Separated / Widowed 418 (69.1) 1.688 (1.263, 2.257) < 0.001
Education
High school / technical school 120 (60.9) 1.001 (0.676, 1.484) 0.995
Some college 513 (59.0) 0.977 (0.767, 1.245) 0.852
College 502 (56.0) (ref) -
Master’s degree or higher 167 (54.2) 0.955 (0.688, 1.325) 0.781
Household Income
< $20,000 235 (51.2) (ref) -
$20,000 - $39,999 453 (62.5) 1.162 (0.859, 1.570) 0.330
$40,000 - $59,999 284 (56.5) 0.766 (0.543, 1.080) 0.129
$60,000 - $79,999 146 (58.6) 1.031 (0.668, 1.590) 0.892
≥ $80,000 184 (55.1) 0.750 (0.493, 1.143) 0.181
Parity
0 181 (22.0) (ref) -
1 369 (67.2) 8.016 (6.148, 10.451) < 0.001
2 464 (80.3) 17.778 (13.104, 24.118) < 0.001
3 209 (89.7) 35.699 (21.909, 58.169) < 0.001
4 or more 79 (90.8) 43.308 (19.940, 94.065) < 0.001
Has additional non-VA insurance 682 (57.8) 0.916 (0.733, 1.144) 0.440
> 1 Medical Condition 786 (61.5) 0.925 (0.745, 1.149) 0.481
> 1 Mental Health Condition 944 (60.4) 1.472 (1.160, 1.868) < 0.001
History of military sexual trauma 744 (59.7) 1.170 (0.943, 1.453) 0.154
Geographic location
Northeast 99 (50.0) 0.721 (0.496, 1.047) 0.086
Midwest 224 (55.0) 0.939 (0.701, 1.258) 0.674
South 736 (61.1) (ref) -
West 243 (52.8) 0.934 (0.710, 1.229) 0.627

OR, odds ratio; aOR, adjusted odds ratio; CI, confidence interval; NH, non-Hispanic.

+

Percent values may not add up to 100 due to rounding