Table 3.

The risk factors for ischemic stroke according to different hospital levels.

	Medical Centers		Regional Hospitals		Local Hospitals
Factors	Odds Ratio (95% Confidence Interval)	p	Odds Ratio (95% Confidence Interval)	p	Odds Ratio (95% Confidence Interval)	p
Age	1.024 (1.016–1.031)	<0.001 *	1.017 (1.012–1.022)	<0.001 *	1.008 (1.003–1.012)	0.001 *
Charlson comorbidity index	1.06 (1.034–1.086)	<0.001 *	1.111 (1.091–1.132)	<0.001 *	1.35 (1.3074–1.395)	<0.001 *
New-onset atrial fibrillation	2.223 (1.83–2.701)	<0.001 *	1.781 (1.53–2.072)	<0.001 *	1.42 (1.188–1.698)	<0.001 *
Hypertension	1.178 (1.013–1.371)	0.033 *	1.389 (1.253–1.541)	<0.001 *	1.366 (1.224–1.524)	<0.001 *
Diabetes mellitus	1.252 (1.052–1.489)	0.011 *	1.191 (1.057–1.341)	0.004 *
Hyperlipidemia	2.559 (1.9–3.447)	<0.001 *	2.846 (2.264–3.577)	<0.001 *
Coronary artery disease	1.196 (1.013–1.371)	0.044 *	1.208 (1.069–1.365)	<0.001 *	1.659 (1.478–1.863)	<0.001 *
Sepsis	1.311 (1.086–1.582)	0.005 *			1.274 (1.132–1.433)	<0.001 *
Congestive heart failure	0.73 (0.73–0.587)	0.005 *	0.756 (0.648–0.862)	<0.001 *
Chronic kidney disease free			Reference		Reference
Chronic kidney disease				0.047 *		<0.001 *
Chronic kidney disease stage 2–4			0.731 (0.509–1.049)	0.089	0.483 (0.326–0.714)	<0.001 *
End-stage renal disease			0.745 (0.544–1.02)	0.066	0.677 (0.503–0.911)	0.01 *
Anemia			0.632 (0.431–0.927)	0.019*

* p < 0.05.