Table 4

Independent Predictors of Outcome

VariableOdds Ratio95% CIp Value
Group 1*1.00
Group 22.441.42–4.200.0013
Group 31.871.05–3.340.0346
Group 4§1.911.16–3.140.0105
Peripheral vascular disease4.331.88–9.960.0006
Insulin on admission2.051.07–3.920.0299
Age (per 10 years)1.891.58–2.24< 0.0001
Prior heart failure1.811.09–3.000.0219
Prior myocardial infarction1.951.28–2.980.0020
Female1.661.31–2.430.0096
Creatinine (per 10 mmol/l)1.041.02–1.050.0001
Aspirin on admission0.530.33–0.860.0101
ACEI on admission0.460.26–0.790.0052
Beta blocker on admission0.250.14–0.44< 0.0001
Digoxin on admission0.130.04–0.470.0018
HMG CoA on admission0.060.01–0.460.0067

ACEI = Angiotensin-converting enzyme inhibitor; CI = confidence interval; HMG CoA = hydroxymethylglutaryl-coenzyme A reductase inhibitor.

  • * Group 1 = No previous diagnosis of diabetes and random blood glucose ≤198 mg/dl (11 mmol/l).

  • Group 2 = No previous diagnosis of diabetes and random blood glucose >198 mg/dl.

  • Group 3 = Known diabetes and random blood glucose ≤198 mg/dl.

  • § Group 4 = Known diabetes and random blood glucose >198 mg/dl.