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. Author manuscript; available in PMC: 2014 Apr 25.
Published in final edited form as: Obstet Gynecol. 2012 Dec;120(6):1291–1297. doi: 10.1097/aog.0b013e318273eb56

Table 2.

Baseline Demographic and Reproductive Characteristics of Women and Adolescents Enrolled in the Contraceptive CHOICE Project (n=9,256)

Characteristic n %

Enrollment location
 Abortion clinics 1501 16.2
 University or community clinics 7755 83.8

Age (years)
 14–17 484 5.2
 18–20 1547 16.7
 21–25 3564 38.5
 26–35 3026 32.7
 36–45 635 6.9

Race
 Black 4670 50.5
 White 3870 41.8
 Other 715 7.7

Hispanic ethnicity 475 5.1

Education
 High school or less 3205 34.6
 Some college 3902 42.2
 College or more 2146 23.2

Receiving public assistance* 3442 37.2

Trouble paying basic expenses 3639 39.4

Insurance
 None 3782 41.1
 Private 3957 43.1
 Public 1455 15.8

Parity
 0 4369 47.2
 1 2279 24.6
 2 1606 17.4
 3 or more 1002 10.8

Unintended pregnancies
 0 3413 36.9
 1 2492 26.9
 2 1551 16.8
 3 or more 1794 19.4

Ever had an abortion including at time of study enrollment 3871 41.8

History of STI 3746 40.5

Baseline chosen method
 Levonorgestrel intrauterine device 4261 46.0
 Copper intrauterine device 1101 11.9
 Etonogestrel implant 1566 16.9
 Depot medroxyprogesterone acetate 638 6.9
 Oral contraceptive pill 874 9.4
 Contraceptive vaginal ring 646 7.0
 Contraceptive patch 166 1.8
 Natural family planning 3 <0.01
 Diaphragm 1 <0.01
*

Current receipt of food stamps, Woman Infants and Children (WIC), welfare, or unemployment.

Transportation, housing, health or medical care, or food.

Self-reported of history of chlamydia, gonorrhea, syphilis, trichomoniasis, genital herpes, human papillomavirus or human immunodeficiency virus.

Some variables do not sum to total sample size due to unanswered survey items, missing data, or both.