Is There Association between Vitamin D Concentrations and Body Mass Index Variation in Women Submitted to Y-Roux Surgery?

Table 3

Body composition of the group of women submitted to RYGB and control group ().

Variable	RYGB group ()	Control group ()	value
Weight (kg)	79.5 ± 11.3	65.3 ± 9.4	<0.001
BMI (kg/m^2)	31.7 ± 4.4	26.3 ± 3.1	<0.001
Total muscle mass (kg)	47.4 ± 5.1	41.0 ± 4.7	<0.001
Total skeletal muscle mass (kg)	17.9 ± 5.8	14.9 ± 4.9	0.018
Skeletal muscle mass index (kg/m^2)	7.6 ± 1.2	6.5 ± 0.7	<0.001
Fat mass (kg)	30.0 ± 8.2	22.6 ± 5.8	<0.001
Total fat percentage (%)	37.0 ± 6.0	34.0 ± 4.2	0.015

BMI: body mass index; significance level of Student’s t-test.