Table 1. Comparison of general clinical information of cases and controls.

Clinical information	Cases (n=284)	Controls (n=268)	P
Age, years	54.82±15.47	54.21±15.40	0.595
Gender, n (%)
Male	134 (47.183)	122 (45.522)	0.696
Female	150 (52.817)	146 (54.478)
Hypertension, n (%)
Yes	136 (47.887)	90 (33.582)	0.001
No	148 (52.113)	178 (66.418)
Diabetes, n (%)
Yes	52 (18.310)	33 (12.313)	0.051
No	232 (81.690)	235 (87.687)
Smoking, n (%)
Yes	129 (45.423)	93 (34.701)	0.010
No	155 (54.577)	175 (65.299)
Drinking, n (%)
Yes	187 (65.845)	170 (63.433)	0.553
No	97 (34.155)	98 (36.567)
Obesity (BMI ≥30), n (%)
Yes	125 (44.014)	84 (31.343)	0.002
No	159 (55.986)	184 (68.657)

BMI, body mass index.