Table 1.

Volunteer characteristics.

Variable	Enrolled
Volunteers ($n$)	55
Adult ($\ge 18\text{\hspace{0.17em}\hspace{0.17em}years}$)	48 (87%)
Minor ($<18$ years)	7 (13%)
Age (years)
Median	27
Range	[4 to 72]
Sex ($n$)
Male	25 (45%)
Female	30 (55%)
Race ($n$)
White	27 (49%)
Black/African–American	3 (5%)
Asian	17 (31%)
Multiracial	1 (2%)
Other	2 (4%)
Unknown	5 (9%)
Ethnicity ($n$)
Hispanic or Latino	7 (13%)
Not Hispanic or Latino	48 (87%)
Adult body fat percentage ($n=48$)
Median (%)	21.7
Range (%)	[4.8 to 41.3]
Off the chart ($n$)	1
Unknown ($n$)	1
Minor skinfold percentilesa ($n=7$)
Median (%)	85
Range (%)	[25 to 99]
Unknown ($n$)	2

^aPercentile value reflects the percentage of boys and girls in the national sample who had or exceeded that skinfold thickness.