Table 2.

Comparison of general clinical data between the EH and control groups.

Characteristic	Group	EH group	Control group	x 2/t	P	OR (95% CI)
		N = 400	N = 100
Age (years)		67.97 ± 12.88	63.76 ± 11.37	0.325	0.783	1.03 (0.65-1.78)
Gender	Male	192	44	0.51	0.474	1.17 (0.76-1.83)
	Female	208	56
Smoking	Yes	129	33	0.02	0.886	0.96 (0.61-1.54)
	None	271	67
Alcohol consumption	Yes	82	9	7.11	0.008∗	2.61 (1.26-5.39)
	None	318	91
Salt intake	≤6 g/day	189	64	8.98	0.003∗	1.99 (1.26-3.12)
	>6 g/day	211	36
Family history	Yes	179	22	17.22	<0.001∗
	None	221	78
SBP (mmHg)		138.58 ± 15.87	117.42 ± 13.68	12.244	<0.001∗
DBP (mmHg)		82.16 ± 9.83	75.36 ± 8.14	6.383	<0.001∗
BMI		21.58 ± 2.773	20.48 ± 3.271	-3.410	0.001∗
GLU (mmHg)		5.67 ± 1.70	5.05 ± 0.65	5.783	<0.001∗
TC (mmHg)		4.32 ± 1.39	4.38 ± 0.84	-0.544	0.587
TG (mmHg)		3.28 ± 18.69	1.03 ± 0.46	1.202	0.498
LDL-C (mmol/L)		2.62 ± 1.32	1.65 ± 0.27	13.518	<0.001∗
HDL-C (mmol/L)		1.25 ± 0.47	1.60 ± 0.37	-6.939	<0.001∗

^∗ P < 0.05.