Table 2. Association of clinical characteristics with scaling in univariate analyses.

	Event N (%)	OR (95% C.I)	p-value
Age groups			< 0.0001
< 40	32,009 (23.4)	1 (Ref.)
40~64	64,829 (20.32)	0.835 (0.823, 0.848)
≥ 65	9,128 (10.38)	0.379 (0.370, 0.389)
Sex			< 0.0001
Male	50,933 (18.89)	0.928 (0.916, 0.940)
Female	55,033 (20.07)	1 (Ref.)
Income			< 0.0001
Quintile 1	15,766 (17.34)	1 (Ref.)
Quintile 2	16,497 (18.4)	1.075 (1.049, 1.101)
Quintile 3	19,569 (18.77)	1.101 (1.076, 1.127)
Quintile 4	23,827 (19.72)	1.170 (1.145, 1.197)
Quintile 5	30,307 (21.94)	1.339 (1.311, 1.368)
BMI Level			< 0.0001
< 18.5	4,272 (20.47)	0.975 (0.942, 1.010)
< 23	42,992 (20.88)	1 (Ref.)
< 25	24,860 (19.41)	0.913 (0.897, 0.929)
< 30	29,530 (18.21)	0.844 (0.830, 0.858)
≥ 30	4,312 (16.1)	0.727 (0.703, 0.753)
Smoking			< 0.0001
Non	67,852 (20)	1 (Ref.)
Ex	17,808 (20.93)	1.059 (1.039, 1.079)
Current	20,306 (16.99)	0.819 (0.805, 0.833)
Drinking			< 0.0001
Non	52,953 (18.63)	1 (Ref.)
Mild	45,839 (20.98)	1.160 (1.143, 1.176)
Heavy	7,174 (17.49)	0.926 (0.901, 0.951)
Regular exercise			< 0.0001
No	83,204 (19.02)	1 (Ref.)
Yes	22,762 (21.43)	1.161 (1.142, 1.181)
Diabetes			< 0.0001
No	97,697 (20.2)	1 (Ref.)
Yes	8,269 (13.75)	0.630 (0.615, 0.645)
Hypertension			< 0.0001
No	83,890 (21.31)	1 (Ref.)
Yes	22,076 (14.7)	0.636 (0.626, 0.647)
Dyslipidemia			< 0.0001
No	81,608 (20.12)	1 (Ref.)
Yes	24,358 (17.63)	0.850 (0.836, 0.863)

CI, confidence interval; OR, odds ratio.

P< 0.05 is statistically significant.