Table 5. Cox proportional hazards regression of long-term clinical outcomes after excluding patients with slow blood flow.

	OR (95% CI)	P
Age (years)	1.095 (1.024–1.171)	0.008
Gender	1.405 (0.335–5.899)	0.642
Hypertension	5.818 (1.214–27.878)	0.028
Diabetes mellitus	0.188 (0.022–1.650)	0.132
Smoking	0.773 (0.188–3.173)	0.721
SR	0.522 (0.062–4.365)	0.548
Killip cardiac functional grading I-II	0.629 (0.173–2.278)	0.480

CI = confidence interval, OR = Odds ratio, SR = spontaneous reperfusion.