Table 1. Factors related to coronary heart disease (CHD) among the study patients.

		CHD
	Total	Present	Absent
Variables	(n = 113,065)	(n = 5167)	(n = 107,898)
With hypertension	16,476 (14.5%)	3,510 (21.3%)	12,966 (78.7%)
Mean age (SD)	70.7 (14.3)	75.6 (11.0)	69.4 (14.8)
Male (n, %)	8,642 (52.4%)	2,165 (61.8%)	6,477 (49.9%)
With dyslipidemia	9,236 (8.1%)	2,056 (22.2%)	7,180 (77.7%)
Mean age (SD)	70.0 (3.4)	75.3 (10.6)	68.5 (13.7)
Male (n, %)	4,293 (46.1%)	1,211 (58.9%)	3,082 (42.9)
With diabetes mellitus	11,555 (10.2%)	2,442 (21.1%)	9,113 (78.9%)
Mean age (SD)	69.7 (13.2)	74.9 (10.3)	68.3 (13.5)
Male (n, %)	6,741 (58.3%)	1,602 (65.6	5,139 (56.3)
With psoriasis	1,197 (1.0%)	108 (9.0%)	1,089 (91.0%)
Mean age (SD)	64.9 (18.1)	75.0 (12.8)	63.1 (19.0)
Male (n, %)	762 (63.6%)	81 (75.0%)	681 (62.5%)
With CHD	5,167 (4.2%)
Mean age (SD)	74.0 (12.0)
Male (n, %)	3,059 (59.2%)