Retrospective Cohort Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Jun 28, 2015; 21(24): 7478-7487
Published online Jun 28, 2015. doi: 10.3748/wjg.v21.i24.7478
Table 1 Clinical characteristics of the participants n (%)
Men
Women
NondiabetesDiabetesP valueNondiabetesDiabetesP value
No.29364724923532
Age (yr)48.5 (0.35)57.1 (0.60)< 0.00149.6 (0.29)61.9 (0.76)< 0.001
BMI (kg/m2)24.1 (0.07)24.5 (0.18)0.01223.4 (0.06)25.6 (0.18)< 0.001
Waist circumference (cm)84.5 (0.21)87.7 (0.53)< 0.00178.5 (0.20)86.7 (0.52)< 0.001
Systolic BP (mmHg)121.1 (0.40)125.1 (0.91)< 0.001117.2 (0.35)129.4 (1.03)< 0.001
Diastolic BP (mmHg)80.0 (0.29)78.3 (0.57)0.00674.7 (0.20)75.5 (0.55)0.178
Smoker, current40.9 (1.17)39.3 (2.69)0.5764.2 (0.37)5.1 (1.21)0.488
Drinking, mild to moderate18.8 (0.90)16.9 (2.14)0.4383.3 (0.33)2.2 (0.89)0.330
Regular exercise22.8 (0.94)22.7 (2.39)0.98318.9 (0.80)13.7 (2.02)0.030
Income, lowest quartile13.7 (0.85)26.7 (2.56)< 0.00118.1 (0.79)35.7 (2.54)< 0.001
Education, ≤ middle school25.1 (1.12)41.0 (2.88)< 0.00139.3 (1.11)75.7 (2.64)< 0.001
Rural area20.6 (2.22)24.5 (3.43)0.14021.6 (2.18)26.5 (3.51)0.045
Hypertension31.3 (1.11)54.3 (2.73)< 0.00124.8 (0.80)63.8 (2.89)< 0.001
Hypercholesterolemia11.5 (0.70)25.7 (2.50)< 0.00113.4 (0.60)36.50 (2.4)< 0.001
Metabolic syndrome25.4 (1.03)66.1 (2.74)< 0.00124.2 (0.68)80.8 (2.33)< 0.001
FPG (mg/dL)94.3 (0.24)147.4 (3.19)< 0.00191.6 (0.17)138.5 (2.28)< 0.001
Triglycerides (mg/dL)1128.2 (124.4-132.2)146.1 (134.9-158.3)0.00394.6 (92.8-96.5)137.3 (129.5-145.5)< 0.001
Total cholesterol (mg/dL)193.1 (0.81)181.3 (2.32)< 0.001191.9 (0.66)194.0 (2.18)0.353
HDL-cholesterol (mg/dL)49.0 (0.29)45.7 (0.75)< 0.00155.5 (0.22)49.5 (0.67)< 0.001
LDL-cholesterol (mg/dL)114.7 (0.78)102.0 (2.02)< 0.001114.5 (0.55)113.0 (2.04)0.487
ALT (IU/L)122.3 (21.8-22.8)25.3 (23.8-26.9)< 0.00115.3 (15.0-15.5)21.0 (20.0-22.1)< 0.001
AST (IU/L)122.3 (22.0-22.6)24.0 (22.9-25.1)0.00319.2 (19.0-19.4)22.1 (21.2-23.0)< 0.001
AST/ALT1.1 (0.01)1.0 (0.03)0.2651.3 (0.01)1.1 (0.02)< 0.001
GGT133.9 (32.9-34.9)42.5 (39.3-46.0)< 0.00118.8 (18.4-19.1)26.6 (25.1-28.1)< 0.001
Table 2 Adjusted odds ratios for the prevalence of type 2 diabetes according to quartile groups of liver markers
Men
Women
ALTASTAST/ALTGGTALTASTAST/ALTGGT
Model 1
Q111111111
Q21.04 (0.708-1.515)0.62 (0.429-0.891)0.58 (0.416-0.812)1.81 (1.195-2.748)1.54 (0.975-2.429)1.16 (0.811-1.670)0.44 (0.338-0.569)0.84 (0.537-1.319)
Q31.61 (1.105-2.343)0.75 (0.525-1.068)0.37 (0.256-0.519)2.07 (1.406-3.051)2.74 (1.723-4.351)0.78 (0.527-1.141)0.16 (0.112-0.233)1.68 (1.102-2.559)
Q42.63 (1.820-3.797)1.16 (0.824-1.617)0.24 (0.162-0.351)3.47 (2.372-5.074)5.31 (3.528-7.991)1.27 (0.884-1.816)0.17 (0.118-0.242)3.99 (2.766-5.744)
P for trend< 0.0010.256< 0.001< 0.001< 0.0010.396< 0.001< 0.001
Model 2
Q111111111
Q21.07 (0.698-1.652)0.55 (0.366-0.836)0.67 (0.447-0.998)1.61 (1.015-2.538)1.27 (0.777-2.077)1.08 (0.741-1.577)0.51 (0.377-0.695)0.69 (0.426-1.116)
Q31.43 (0.899-2.274)0.74 (0.484-1.119)0.42 (0.270-0.640)2.03 (1.312-3.151)1.90 (1.158-3.120)0.70 (0.449-1.092)0.23 (0.154-0.357)1.11 (0.686-1.801)
Q42.22 (1.381-3.559)0.96 (0.640-1.432)0.30 (0.185-0.483)3.05 (1.913-4.877)3.16 (1.990-5.026)1.06 (0.714-1.571)0.28 (0.188-0.429)2.23(1.459-3.397)
P for trend< 0.0010.681< 0.001< 0.001< 0.0010.926< 0.001< 0.001
Table 3 Adjusted odds ratios for the prevalence of impaired fasting glucose according to quartile groups of liver markers
Men
Women
ALTASTAST/ALTGGTALTASTAST/ALTGGT
Model 1
Q111111111
Q21.29 (0.942-1.754)1.40 (1.030-1.889)0.65 (0.487-0.855)1.46 (1.066-1.998)1.50 (1.117-2.022)1.15 (0.863-1.540)0.63 (0.496-0.805)2.05 (1.452-2.902)
Q31.69 (1.269-2.246)1.57 (1.171-2.095)0.46 (0.342-0.612)2.54 (1.907-3.393)1.98 (1.474-2.658)1.09 (0.785-1.502)0.37 (0.285-0.475)3.74 (2.606-5.355)
Q42.76 (2.026-3.750)2.08 (1.532-2.815)0.39 (0.283-0.547)3.63 (2.721-4.852)3.24 (2.397-4.369)1.70 (1.265-2.274)0.32 (0.248-0.423)5.56 (3.970-7.780)
P for trend< 0.001< 0.001< 0.001< 0.001< 0.0010.001< 0.001< 0.001
Model 2
Q111111111
Q21.07 (0.738-1.546)1.29 (0.905-1.849)0.77 (0.550-1.077)1.27 (0.871-1.843)1.27 (0.904-1.789)1.04 (0.749-1.444)0.72 (0.556-0.936)1.98 (1.333-2.946)
Q31.07 (0.752-1.513)1.33 (0.924-1.906)0.63 (0.446-0.890)1.97 (1.362-2.856)1.53 (1.081-2.151)0.92 (0.642-1.323)0.48 (0.360-0.642)2.97 (1.974-4.469)
Q41.69 (1.172-2.447)1.46 (1.009-2.111)0.70 (0.464-1.055)2.32 (1.608-3.356)2.00 (1.422-2.823)1.34 (0.980-1.838)0.49 (0.365-0.667)4.00 (2.720-5.874)
P for trend0.0050.0530.042< 0.001< 0.0010.094< 0.001< 0.001
Table 4 Risk of diabetes and impaired fasting glucose examined by combinations of liver markers
Men
Women
OR (95%CI)P valueOR (95%CI)P value
In type 2 diabetes
ALT, highest quartile, and AST/ALT, lowest quartile2.77 (1.749-4.371)< 0.0013.76 (2.731-5.175)< 0.001
ALT, highest quartile, and GGT, highest quartile2.37 (1.486-3.794)< 0.0014.03 (2.961-5.492)< 0.001
GGT, highest quartile, and AST/ALT, lowest quartile2.73 (1.614-4.634)< 0.0014.20 (2.987-5.903)< 0.001
ALT, GGT, highest quartile, and AST/ALT, lowest quartile3.21 (1.829-5.622)< 0.0014.60 (3.217-6.582)< 0.001
In IFG
ALT, highest quartile, and AST/ALT, lowest quartile2.04 (1.410-2.952)< 0.0011.88 (1.439-2.458)< 0.001
ALT, highest quartile, and GGT, highest quartile2.10 (1.413-3.105)< 0.0012.27 (1.676-3.072)< 0.001
GGT, highest quartile, and AST/ALT, lowest quartile1.79 (1.182-2.716)0.0062.38 (1.761-3.220)< 0.001
ALT, GGT, highest quartile, and AST/ALT, lowest quartile1.99 (1.264-3.131)0.0032.40 (1.720-3.354)< 0.001