Table 2: The anthropometric and laboratory measurements and liver fat content in trial arms during the study period (tests of within-subjects effects) .

Variables	Timing	Intervention group	Control group	Tests of within-subjects effects
				P	F
Body mass index	Baseline	31.75 ± 3.57	31.54 ± 4.71	0.54	0.37
	6 months	31.52 ± 3.39	31.20 ± 4.67
	5 years	28.76 ± 3.18	28.42 ± 4.50
Waist circumference	Baseline	100.85 ± 2.77	100.95 ± 2.96	0.53	0.39
	6 months	100.80 ± 2.68	100.85 ± 2.79
	5 years	99.45 ± 2.62	99.70 ± 2.77
Aspartate aminotransferase	Baseline	50.00 ± 14.55	51.85 ± 11.36	0.17	1.97
	6 months	46.85 ± 13.79	46.75 ± 10.19
	5 years	41.15 ± 10.30	44.82 ± 10.82
Alanine aminotransferase	Baseline	71.55 ± 27.05	74.70 ± 33.77	0.007*	5.35
	6 months	65.45 ± 27.22	67.25 ± 26.96
	5 years	36.15 ± 10.30	55.25 ± 20.07
Alkaline phosphatase	Baseline	179.45 ± 9.20	184.7 ± 9.20	0.76	0.90
	6 months	174.55 ± 8.16	178.80 ± 8.16
	5 years	168.000 ± 8.61	172.75 ± 8.61
Cholesterol	Baseline	185.75 ± 10.29	198.45 ± 10.29	0.004*	6.02
	6 months	175.60 ± 10.17	190.65 ± 10.17
	5 years	147.65 ± 10.23	173.85 ± 10.23
Triglyceride	Baseline	194.30 ± 17.75	163.10 ± 17.75	0.04*	3.30
	6 months	168.40 ± 12.82	142.60 ± 12.82
	5 years	115.95 ± 10.68	119.00 ± 10.68
Low-density lipoprotein	Baseline	104.45 ± 10.14	124.45 ± 10.14	0.15	2.13
	6 months	99.65 ± 8.39	114.10 ± 8.39
	5 years	85.00 ± 7.01	93.50 ± 7.01
High-density lipoprotein	Baseline	42.9 ± 6.71	40.75 ± 5.97	0.04*	1.80
	6 months	44.79 ± 6.79	42.53 ± 8.71
	5 years	46.60 ± 5.91	46.80 ± 6.87
Fasting blood glucose	Baseline	5.46 ± 0.1	5.59 ± 0.1	< 0.001***	25.88
	6 months	5.43 ± 0.09	5.44 ± 0.09
	5 years	4.45 ± 0.13	5.29 ± 0.13
Insulin	Baseline	20.4 ± 1.3	20.80 ± 1.30	0.41	0.69
	6 months	19.80 ± 1.16	19.00 ± 1.16
	5 years	15.90 ± 1.19	16.20 ± 1.19
Liver fat content	Baseline	5.68 ± 2.98	5.64 ± 3.56	0.16	2.05
	6 months	5.46 ± 2.85	5.11 ± 3.05
	5 years	4.46 ± 2.11	4.73 ± 2.91

Values are presented as mean ± standard deviation

* P < 0.05, *** P < 0.001