Table 1.

Descriptive characteristic at baseline

	Men	Women	Significance of differencesa	Total
Number	188	979		1167
Age (years)	49.2 ± 13.8	46.5 ± 13.3	n.s.b	46.9 ± 13.4
Weight (kg)	107.5 ± 16.3	89.5 ± 17.7	p < 0.001	92.3 ± 18.7
BMI (kg/m2)	34.1 ± 5.0	33.0 ± 6.3	p = 0.004	33.1 ± 6.1
Fat mass (kg)	32.4 ± 9.9	35.9 ± 11.7	p < 0.001	35.7 ± 11.5
BCM (kg)	39.1 ± 5.9	26.3 ± 3.9	p < 0.001	28.5 ± 6.5

Data are mean ± standard deviation

BMI body mass index, BCM body cell mass

^aDifferences in the distributions of variables between men and women were tested by Student’s t-test for two independent samples (in case of normally distributed variables) and by Mann–Whitney U-test for two independent samples (if variables were not normally distributed)

^bNot significant (p > 0.05)