Table 5. Comparison in demographic status and health status between SLE and non-SLE cohorts after propensity score matching.

	SLE
	No (N = 29523)		Yes (N = 9841)		Standardized difference
Variables	n	%	n	%
Sex					0.002
Women	26257	88.9	8759	89.0
Men	3266	11.1	1082	11.0
Age, year					0.002
<35	16500	55.9	5501	55.9
35–65	11435	38.7	3897	39.6
≥65	1588	5.38	443	4.50
Mean (SD) #	34.8 (15.7)		34.6 (15.2)		0.002
Comorbidity
Hypertension	368	1.25	95	0.97	0.027
Hyperlipidemia	163	0.55	55	0.56	0.001
Diabetes	573	1.94	188	1.91	0.002
COPD	102	0.35	46	0.47	0.019
Asthma	188	0.64	71	0.72	0.010
Stroke	208	0.70	126	1.28	0.058
IHD	546	1.85	273	2.77	0.062
Pneumonia	134	0.45	49	0.50	0.006
ESRD	41	0.14	20	0.20	0.016
Pulmonary Embolism	2	0.01	2	0.02	0.012

SLE, systemic lupus erythematosus; COPD, chronic obstructive pulmonary disease; IHD, ischemic heart disease; ESRD, end-stage renal disease.