Table 1: Participant characteristics.

M groupC group value

Number of participants3030
Average age (yr)13.213.21.0
Gender
 Female %46.746.7
 Male %53.353.3
Ethnicity
 Hispanic %76.776.7
 Non-hispanic White %23.320
 Non-hispanic Black %03.3
Treatment duration (days)3034690.04
Avg. metformin dose (mg/daily)1033.30