Table 6.

Between-group difference in weight, BMI, waist circumference and body composition at baseline and post-program

		Intervention group		Comparison group
		N	Mean (SD)	N	Mean (SD)	Mean diff	95% CI	P
Weight (kg)	Baseline	43	90.3 (21)	39	88.6 (24)	1.7	−8.6, 12	0.7
	Post-program	32	91.8 (21.3)	37	88.3 (25)	0.6	−2.2, 1.0	0.4
BMI (kg/m2)	Baseline	43	29.8 (5.8)	39	29.3 (6.3)	0.4	−2.2, 3.1	0.7
	Post-program	32	30.3 (5.8)	37	29.3 (6.7)	0.1	0.6, −0.4	0.6
Waist circumference (cm)	Baseline	41	105 (16)	37	104 (18)	0.6	7, −8	0.8
	Post-program	33	107 (15)	34	103 (18)	1.3	3, −0.7	0.19
Percent fat	Baseline	43	30.5 (8.1)	39	29.3 (10.6)	1.1	3, −5	0.5
	Post-program	32	30.7 (8.5)	37	29.7 (11.1)	0.0	0.9, −0.8	0.9
Fat mass (kg)	Baseline	43	28.1 (10.8)	39	27.5 (15.5)	0.6	5, −6	0.8
	Post-program	32	28.8 (11.2)	37	27.9 (16.1)	0.2	1.3, −0.8	0.6
Muscle mass (kg)	Baseline	43	59.1 (14.0)	39	58.0 (12.7)	1.0	4, −6	0.7
	Post-program	32	59.8 (13.2)	37	57.4 (12.8)	0.3	1.2, −0.4	0.3
Fat-free mass (kg)	Baseline	43	62.2 (14.7)	39	61.0 (13.2)	1.2	4, −7	0.7
	Post-program	32	62.9 (13.8)	37	60.4 (13.4)	0.2	1.1, −0.6	0.5
Visceral fat (kg)	Baseline	41	9.7 (4.8)	33	8.3 (5.0)	1.4	0.8, −3	0.2
	Post-program	30	9.4 (4.5)	36	9.2 (6.4)	0.1	0.6, −0.3	0.5

Presented values are the mean ± SD. BMI, body mass index. CI, confidence interval