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

Table 1

Subject characteristics (mean ± SD).

Variable	Female (n = 25)		Male (n = 28)
	Younger (n = 15)	Older (n = 10)	Younger (n = 15)	Older (n = 13)
Age (yr)	21.1 ± 1.4^b	29.7 ± 3.2^a	21.7 ± 1.7^b	29.3 ± 2.2^a
Height (cm)	161.6 ± 7.4^a	164.7 ± 4.3^a	177.5 ± 4.5^b	175.4 ± 4.9^b
Weight (kg)	56.8 ± 15.6^a	58.4 ± 10.9^a	71.7 ± 6.8^b	72.0 ± 7.6^b
BMI (kg/m^2)	21.5 ± 4.5	21.4 ± 2.7	22.8 ± 2.3	23.4 ± 2.3
SBP (mmHg)	104.1 ± 6.9^b	105.6 ± 10.8^b	120.4 ± 9.5^a	122.7 ± 9.7^a
DBP (mmHg)	72.7 ± 6.4	72.9 ± 10.091	72.4 ± 4.9	78.6 ± 7.6
BPAQ total	22.0 ± 17.2	26.4 ± 39.0	22.0 ± 11.0	22.2 ± 23.5
Total METs	2177.8 ± 1220.8	2151.5 ± 1921.1	2937.8 ± 1638.7	2821.5 ± 3046.3
Calcium (mg/day)	620.4 ± 288.9	520.3 ± 818.3	1012.9 ± 650.3	682.4 ± 307.9
Vitamin D (ng/mL)	18.9 ± 6.6	26.4 ± 39.0	27.2 ± 12.3	24.9 ± 8.2

Yr: years; cm: centimeters; kg: kilograms; m: meters; mmHg: millimeters of mercury; mg: milligrams; mL: milliliters; SD: standard deviation; ; ; a > b.