Table 1.

Baseline characteristics of the study subjects according to coffee consumption at baseline

Coffee consumption (cups/d)
Total subjects (n = 18,815)
HCV and/or HBsAg positive (n = 1,499)
HCV positive (n = 1,058)
Almost never<11-2≥3PtrendAlmost never<11-2≥3PtrendAlmost never<11-2≥3Ptrend
No. subjects (%)6,324 (33.6)5,752 (30.6)5,093 (27.1)1,646 (8.7)525 (35.0)475 (31.7)368 (24.6)131 (8.7)388 (36.7)330 (31.2)260 (24.6)80 (7.6)
Men (%)31.834.033.744.4<0.00134.544.441.660.3<0.00134.543.043.562.5<0.001
Smoking status (%)
    Never75.472.871.055.4<0.00169.561.061.442.7<0.00167.357.957.736.3<0.001
    Past11.412.011.010.011.417.113.913.012.119.114.611.2
    Current13.215.218.034.619.121.924.744.320.623.027.752.5
Weekly ethanol intake (%)
    Past2.42.01.42.2<0.0015.94.73.01.5<0.0016.76.14.22.5<0.001
    Less than weekly66.763.258.952.562.156.655.248.961.655.253.948.8
    <150 g/wk16.120.325.129.720.222.325.828.220.123.627.327.5
    ≥150 g/wk14.814.514.615.611.816.416.021.411.615.114.621.2
Body mass index (%)
    <2567.669.071.272.9<0.00170.971.272.867.90.98571.773.675.870.00.621
    25-<2716.817.315.714.315.217.913.919.116.217.013.516.2
    ≥2715.613.713.112.813.910.913.313.012.19.410.713.8
History of diabetes mellitus (%)7.15.33.73.6<0.0017.44.84.93.1<0.0018.54.95.83.80.064
Serum ALT (mean IU/L)20.720.119.419.3<0.00131.630.927.028.20.02734.833.328.933.10.103
Green tea consumption (%), cups/d
    <332.932.545.047.4<0.00133.933.146.746.60.02931.226.743.141.2<0.001
    3-431.634.033.130.234.334.333.232.835.638.534.238.8
    ≥535.533.521.922.432.832.620.120.633.334.822.720.0