Table 1. Mean, number, and standard deviations of descriptive characteristics of study population.

Characteristic	Number of Mean ± SD
Gender	16 male, 31 female
Athlete vs. Non-athlete	33 athletes, 14 non-athletes
Supplement Use	23 supplement users, 24 non-supplement users
Age (years)	20.3 ± 1.1
Physical activity (MET-hrs/week)	113.8 ± 58.4
Daily kcals from 3DR	2342 ± 764
BMI (kg·m-2)	22.8 ± 2.9

MET-hrs/week: Metabolic Equivalent hours per week3DR: Three-day Diet RecordBMI: Body Mass Index