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Table 4:  Results of multivariable logistic regression analyses using data from the RCSN (model 2)
Variable Unit OR (95% CI) Estimate β Age Estimate/β Age Points Assigned
Age (yr) 1 1.07 (1.06–1.08) 0.0685 0.0685 1 1 (per yr)
Female sex 1 1.32 (1.09–1.61) 0.2801 0.0685 4.09 5
History of diabetes mellitus 1 1.31 (1.03–1.66) 0.2682 0.0685 3.92 5
Preadmission insulin use 1 2.35 (1.61–3.42) 0.8545 0.0685 12.47 15
History of hypertension 1 1.80 (1.41–2.29) 0.5866 0.0685 8.56 10
Previous myocardial infarction 1 1.41 (1.12–1.77) 0.3425 0.0685 5.00 5
Peripheral vascular disease 1 1.70 (1.23–2.36) 0.5313 0.0685 7.75 10

Variable	Unit	OR (95% CI)	Estimate	β Age	Estimate/β Age	Points Assigned
Age (yr)	1	1.07 (1.06–1.08)	0.0685	0.0685	1	1 (per yr)
Female sex	1	1.32 (1.09–1.61)	0.2801	0.0685	4.09	5
History of diabetes mellitus	1	1.31 (1.03–1.66)	0.2682	0.0685	3.92	5
Preadmission insulin use	1	2.35 (1.61–3.42)	0.8545	0.0685	12.47	15
History of hypertension	1	1.80 (1.41–2.29)	0.5866	0.0685	8.56	10
Previous myocardial infarction	1	1.41 (1.12–1.77)	0.3425	0.0685	5.00	5
Peripheral vascular disease	1	1.70 (1.23–2.36)	0.5313	0.0685	7.75	10