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. Author manuscript; available in PMC: 2015 Nov 1.

Published in final edited form as: J Pediatr. 2014 Sep 1;165(5):1029–1033. doi: 10.1016/j.jpeds.2014.07.048

Table I. Baseline characteristics of combined oral contraceptive (COC) users and matched controls (COC-non-users).

	COC-users N=510	Control adolescents N=912

Mean age (SD)	16.4 (1.0)	16.4 (1.0)

Race/ethnicity (%)
Black	4.9	5.5
Hispanic	11.8	10.9
White	68.8	69.0
Other	4.9	3.7
Missing	9.6	10.9

Type of insurance (%)
Private	94.7	95.6
Public	5.3	4.4

Baseline BMI (%)
<85^th percentile	77.8	75.3
85^th- <95^th	15.7	14.7
≥95^th percentile	6.5	10.0

Baseline Systolic BP
Mean BP mmHG (SD)	107.7 (10.6)	106.6 (11.1)
Pre-hypertensive (%)	2.6	2.3
Hypertensive (%)	3.1	2.2

Baseline Diastolic BP
Mean BP mmHG (SD)	65.6 (8.0)	65.5 (8.0)
Pre-hypertensive (%)	3.3	2.6
Hypertensive (%)	0.8	1.5

p>0.05 for all baseline comparisons between COC-users and Control adolescents