Table 3. Comparison between fatty liver group and non-fatty liver group.

characteristic	Men		p value	Women		p value
	Fatty liver	Non-fatty liver		Fatty liver	Non-fatty liver
	(n=100)	(n=367)		(n=20)	(n=353)
Age(yrs)#	41.9 ± 4.9	42.1 ± 4.7	0.767	43.9 ± 4.0	42.8 ± 4.1	0.270
BMI (kg/m2)#	24.9 ± 2.2	22.2 ± 2.3	0.001	26.1 ± 3.1	21.9 ± 2.6	<0.001
Δ BMI†	1.3 ± 5.3	2.3 ± 5.7	0.109	0.66 ± 5.4	1.83 ± 6.8	0.460
AST (IU/L) #	24.5 ± 9.8	20.1 ± 10.5	0.002	21.0 ± 7.8	16.2 ± 4.8	0.019
ALT (IU/L) #	36.4 ± 20.6	23.9± 24.8	0.001	26.5 ± 14.3	14.2 ± 7.0	<0.001
γ-GTP (IU/L) #	53.3 ± 52.6	39.4 ± 43.4	0.016	15.3 ± 7.5	11.9 ± 8.3	0.073
TC(mg/dl) #	193.9 ± 36.0	179.9 ± 30.3	<0.001	184.4 ± 33.4	175.6 ± 30.8	0.228
TG (mg/dl) #	182.4 ± 105.9	116.9 ± 77.0	0.001	122.0 ± 72.0	72.0 ± 34.2	0.037
HDL-C (mg/dl) #	44.4 ± 11.2	53.1 ± 13.9	0.001	49.3 ± 12.6	60.4 ± 12.9	<0.001
FPG (mg/dl) #	96.3 ± 6.9	94.0 ± 7.2	0.005	93.4 ± 9.3	88.8 ± 7.4	0.009
HbA1c (%) #	5.9 ± 0.3	5.8 ± 0.4	0.005	5.8 ± 0.5	5.6 ± 0.4	0.099
frequency §	8.3 ± 2.4	8.5 ± 2.2	0.121	8.4 ± 2.1	8.2 ± 2.2	0.68
drinking habits ‡ #	72.0%	79.4%	0.131a	30.0%	24.5%	0.611a
family history ¶	11.7%	6.9%	0.133a	9.4%	5.2%	0.706b

^# baseline data

BMI, body mass index at baseline, AST, aspartate aminotransferase; ALT, alanine aminotrasferase; γ-GTP, γ-glutamyltransferase; TC, serum total cholesterol; TG, triglycerides; HDL-C, high density lipoprotein cholesterol; FPG, fasting plasma glucose; HbA_1c, hemoglobin A_1c

† Δ BMI= (BMI at the end of follow-up-BMI at the baseline)/BMI at the baseline × 100

§ frequency: frequency of medical check-ups during this ten years

‡ drinking habits: ratio of persons who have drinking habits

¶ family history: the presence of diabetes of their parents

^a χ² test, ^b Fisher’s exact test