Table 1. Baseline clinical characteristics.

Gender	Male	Female
N	121	342
Height (cm)	167.95±5.18	156.87±4.75
Age (year)	19.75±1.44	19.97±1.37
Weight (kg)	58.23±9.38	47.64±5.84
BMI (kg/m2)	20.58±2.79	19.34±2.21
Lean body weight (kg)	50.46±5.41	36.39±2.86
Fat content (kg)	7.78±5.06	11.27±3.91
Muscle content (kg)	47.83±5.13	34.37±2.61
Presumptive bone mass (kg)	2.63±0.28	2.02±0.25
Body moisture (kg)	35.04±4.27	25.44±2.27
Protein (kg)	12.84±2.08	8.97±0.87
Intracellular fluid (kg)	21.91±3.14	15.78±1.48
Extracellular fluid (kg)	13.16±1.23	9.69±0.90
Body fat percentage (%)	12.58±5.91	23.12±5.30
Muscle volume ratio (%)	94.99±9.16	95.00±6.22
Visceral fat area (cm2)	31.08±26.87	13.21±8.81
Visceral fat content (kg)	0.86±0.97	0.78±0.51
Subcutaneous fat content (kg)	6.88±4.12	10.49±3.44
Waist to hip ratio (%)	0.86±0.04	0.78±0.03
Basal metabolism (kcal/d)	1460.08±164.18	1130.53±89.32
Total energy metabolism (kcal/d)	2168.21±243.82	1678.86±132.64
Edema index (%)	0.36±0.01	0.36±0.01
Trunk muscle mass (kg)	23.99±2.58	17.45±1.68
Left upper limb muscle mass (kg)	2.46±0.33	1.57±0.67
Left lower limb muscle mass (kg)	9.37±1.17	6.91±0.56
Right upper limb muscle mass (kg)	2.54±0.30	1.55±0.18
Right lower limb muscle mass (kg)	9.57±1.17	7.00±0.51
Trunk fat mass (kg)	4.10±3.13	5.00±2.32
Trunk fat rate (%)	12.92±7.37	20.56±6.87
Left upper limb fat mass (kg)	0.33±0.17	0.46±0.27
Left upper extremity fat percentage (%)	10.08±4.56	20.17±5.90
Left lower limb fat mass (kg)	1.57±0.81	2.73±0.63
Left lower extremity fat rate (%)	12.93±4.68	26.78±3.89
Right upper limb fat mass (kg)	0.31±0.17	0.42±0.19
Right upper limb fat rate (%)	9.36±4.39	18.67±5.72
Right lower extremity fat mass (kg)	1.58±0.83	2.77±0.63
Right lower extremity fat rate (%)	12.78±4.67	26.77±3.73

Data are presented as mean±SD.