Table 1: Descriptive characteristics of women ages 14-26 years who received human papillomavirus vaccine from 2010-2012 (n = 201).

Variable	n	%
Demographic
Race/Ethnicity
Non-Hispanic Black	138	68.6
Non-Hispanic White	17	8.4
Hispanic	35	17.4
Others	11	5.4
Age (in years)
14-19	46	22.9
20-22	76	37.8
23-24	43	21.4
25-26	36	17.9
Insurance Status^a
Self-Pay	117	63.6
Private	6	3.3
Public	61	33.2
Medical/Obstetric history
Contraceptive Use^a
Tier 1	20	15
Tier 2	81	60.9
Tier 3	32	24.1
Recent STI^a
No	160	84.2
Yes	30	15.8
Parity^a
0	135	69.6
1	41	21.1
≥ 2	18	9.3
Visit type at the first dose^a
Condition-Oriented	55	28.2
Contraceptive Management	80	41
Immunization	24	12.3
Preventive	36	18.5

^aMissing values-17 for insurance status, 68 for contraceptive use, 11 for recent STI, 7 for parity, 6 for visit type at first dose.