Table 1.

Descriptive Statistics for Sample (n = 1951)

Variable	n (%)	Mean (SD)	Range
Male	897 (46)
Caucasian	627 (32)
SES (Total income)
Low (<$20,000)	576 (29.5)
Low-middle ($20,000–34,999)	500 (25.6)
Middle ($35,000–74,999)	677 (34.7)
Upper-middle ($75,000–99,999)	136 (6.9)
High ($100,000+)	62 (3.2)
Age (yrs)		14.3 (2.0)	10–20
BMI (kg/m2)		23.6 (5.7)	13.6–55.6
MVPA (hrs/wk)		5.9 (4.7)	0–16
Number of nominated friends in sample		2.08 (1.7)	0–6

Abbreviations: SES, XXX; BMI, body mass index; MVPA, moderate-to-vigorous physical activity.