Table 4. Laboratory test results in relation to ED (n = 20,789).

Variable (n)	Mean ± SD			p-value
	All patients	With ED	Without ED
TC (20,789)	194.87 ± 39.00	187.52 ± 40.42	196.37 ± 38.53	<0.001
HDL (20,789)	45.49 ± 11.16	44.37 ± 11.08	45.72 ± 11.16	<0.001
LDL (20,789)	120.94 ± 34.27	114.53 ± 34.81	122.25 ± 34.01	<0.001
TG (20,789)	150.20 ± 110.27	155.27 ± 119.45	149.17 ± 108.28	0.002
UA (20,789)	5.99 ±1.38	5.98 ± 1.52	6.00 ±1.35	0.658
HbA1c (20,789)	5.61 ± 0.75	5.79 ± 1.01	5.57 ± 0.67	<0.001

t-Student test; n = sample size; TC: total cholesterol, HDL: high-density lipids, LDL: low-density lipids, TG: triglycerides, UA: uric acid, HbA1c: glycosylated hemoglobin