TABLE 1.

Patient demographics and disposition

ENROLLED, N	97
COMPLETED STUDY, N	91  (4 noncompliant, 1 lost to follow-up,  1 protocol violation)
MEAN AGE, YEARS	18.4 years (SD+/-7.6 years)  age range 12-45 years  median age 16 years  71 subjects (78%) between ages 12  and 19
GENDER, N (%)
Male	40 (44%)
Female	51 (56%)
ETHNICITY, N (%)
Caucasian	36 (39.6%)
African American	36 (39.6%)
Hispanic	14 (15.4%)
Native American	1 (1.1%)
Other	4 (4.4%)