Table 3.

Multivariable predictors of sudden death after myocardial infarction among residents of Olmsted County, Minnesota.

	Hazard ratio (95% CI)	P value
Baseline characteristics
Women	0.75 (0.58–0.98)	0.033
Age=60		0.003*
1979–1987	1
1988–1996	0.93 (0.56–1.53)
1997–2005	0.35 (0.17–0.74)
Age=70
1979–1987	1
1988–1996	1.10 (0.78–1.56)
1997–2005	0.59 (0.35–0.98)
Age=80
1979–1987	1
1988–1996	1.30 (0.93–1.83)
1997–2005	0.97 (0.65–1.46)
Hypertension	1.24 (0.95–1.63)	0.12
Diabetes mellitus	1.09 (0.80–1.48)	0.60
Comorbidity Index 1–2	1.10 (0.80–1.52)	0.018
Comorbidity Index ≥ 3	1.66 (1.12–2.45)
Killip class 2–4	1.35 (1.04–1.75)	0.022
Reperfusion/revascularization	0.39 (0.29–0.54)	<0.001
Follow-up events
Recurrent ischemic event	1.26 (0.96–1.65)	0.090
Heart failure	4.20 (3.10–5.69)	<0.001

^*P value for age*year interaction