Muscle-Bone Interactions in Chinese Men and Women Aged 18–35 Years

Table 2

Total and regional body composition (mean ± SD).

Variable	Female (n = 25)		Male (n = 28)
	Younger (n = 15)	Older (n = 10)	Younger (n = 15)	Older (n = 13)
Total body fat (%)	34.3 ± 7.2^a	32.0 ± 4.0^a	21.9 ± 4.3^b	20.7 ± 5.3^b
Total body fat mass (g)	20271 ± 10523^a	18916 ± 5683^a	15759 ± 3535^b	15069 ± 4507^b
Total body BFLBM (g)	33756 ± 5272^b	37130 ± 5346^b	53111 ± 5796^a	54499 ± 6074^a
Arm fat (%)	35.1 ± 6.7^a	32.6 ± 6.8^a	17.1 ± 4.7^b	18.0 ± 5.2^b
Arm fat mass (g)	2019 ± 951^a	1839 ± 736^a	1409 ± 492^b	1449 ± 440^b
Arm BFLBM (g)	3250 ± 719^b	3455 ± 720^b	6369 ± 980^a	6278 ± 988^a
Leg fat (%)	36.2 ± 6.1^a	33.4 ± 3.2^a	21.1 ± 3.3^b	19.1 ± 4.6^b
Leg fat mass (g)	7462 ± 3535^a	6841 ± 1847^a	5209 ± 1121^b	4662 ± 1344^b
Leg BFLBM (g)	11560 ± 2172^b	12687 ± 2210^b	18341 ± 2034^a	18444 ± 1999^a
Trunk fat (%)	35.0 ± 9.0^a	33.3 ± 4.9^a	24.8 ± 5.9^b	23.6 ± 6.5^b
Trunk fat mass (g)	9988 ± 5914	9444 ± 3187	8364 ± 2055	8254 ± 2820
Trunk BFLBM (g)	16079 ± 2189^b	17744 ± 2434^b	24483 ± 3086^a	25573 ± 3346^a

%: percent; g: gram; g/cm²: gram per square centimeter; BFLBM: bone-free lean body mass; SD: standard deviation; ; ; a > b.