Table 3. Risk factors for severe short-term outcomes within 10 days at logistic multivariate regression (stepwise selection).

	Adjusted Odds Ratio	95% Confidence Interval	p-value*
Male gender	1.6	1.3–2.0	0.0001
Age			<0.0001
< 45 years	1.0
≥ 45 and < 65 years	2.3	1.4–3.8
≥ 65 years	3.5	2.3–5.5
Abnormal ECG	2.6	2.0–3.3	<0.0001
Medical history of cerebrovascular disease	1.9	1.5–2.5	<0.0001

*Chi-square test

ECG: electrocardiogram