Table 1.
Baseline features of myocardial infarction (MI) patients with type 2 diabetes and and without diabetes. Cohorts of all patients and propensity score–matched patients. CABG = coronary artery bypass surgery. PCI = percuteneus coronary intervention. SMD = standardized mean difference
| Variable | All patients | Matched patients | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Type 2 diabetes |
No diabetes | |SMD| | P-value | Type 2 diabetes | No diabetes | |SMD| | P-value | ||
| n = 13,152 | n = 77,669 | n = 12,776 | n = 12,776 | ||||||
| Age, years (SD) | 73.6 (10.2) | 70.3 (13.1) | 0.251 | < 0.0001 | 73.5 (10.2) | 73.6 (11.1) | 0.014 | 0.345 | |
| Women | 39.6% | 36.4% | 0.066 | < 0.0001 | 39.8% | 40.0% | 0.010 | 0.291 | |
| Comorbidities | |||||||||
| Hypertension | 75.6% | 45.1% | 0.658 | < 0.0001 | 74.9% | 75.2% | 0.012 | 0.154 | |
| Heart failure | 34.4% | 19.8% | 0.335 | < 0.0001 | 33.2% | 33.4% | 0.003 | 0.503 | |
| Atrial fibrillation | 22.0% | 14.9% | 0.183 | < 0.0001 | 21.4% | 21.8% | 0.010 | 0.271 | |
| Previous MI | 19.3% | 13.7% | 0.153 | < 0.0001 | 18.6% | 18.4% | 0.006 | 0.314 | |
| Cerebrovascular disease | 17.5% | 11.0% | 0.185 | < 0.0001 | 17.0% | 17.1% | 0.003 | 0.598 | |
| Chronic pulmonary disease | 16.0% | 13.1% | 0.083 | < 0.0001 | 15.6% | 15.5% | 0.003 | 0.664 | |
| Malignancy | 15.5% | 12.8% | 0.079 | < 0.0001 | 15.3% | 15.1% | 0.006 | 0.597 | |
| Peripheral vascular disease | 13.3% | 6.3% | 0.239 | < 0.0001 | 11.9% | 11.6% | 0.011 | 0.198 | |
| Dementia | 7.5% | 5.9% | 0.063 | < 0.0001 | 7.4% | 7.3% | 0.003 | 0.642 | |
| Valvular disease | 7.3% | 5.7% | 0.067 | < 0.0001 | 7.1% | 6.9% | 0.006 | 0.462 | |
| Rheumatic disease | 6.3% | 6.5% | 0.009 | 0.345 | 6.2% | 6.1% | 0.003 | 0.678 | |
| Previous CABG | 6.2% | 2.6% | 0.176 | < 0.0001 | 5.2% | 5.0% | 0.006 | 0.321 | |
| Psychotic disorder | 4.7% | 3.1% | 0.081 | < 0.0001 | 4.3% | 4.0% | 0.019 | 0.164 | |
| Renal failure | 4.5% | 2.6% | 0.103 | < 0.0001 | 4.2% | 3.9% | 0.020 | 0.107 | |
| Alcohol abuse | 2.4% | 3.1% | 0.044 | < 0.0001 | 2.4% | 2.3% | 0.004 | 0.625 | |
| Liver disease | 1.4% | 0.9% | 0.048 | < 0.0001 | 1.3% | 1.1% | 0.013 | 0.199 | |
| Paralysis | 0.5% | 0.4% | 0.015 | 0.102 | 0.5% | 0.5% | 0.005 | 0.719 | |
| Coagulopathy | 0.5% | 0.4% | 0.015 | 0.091 | 0.5% | 0.5% | 0.005 | 0.721 | |
| Revascularization | 50.8% | 56.4% | 0.113 | < 0.0001 | 51.0% | 50.9% | 0.008 | 0.452 | |
| PCI | 43.0% | 50.6% | 0.152 | < 0.0001 | 43.3% | 43.4% | 0.004 | 0.533 | |
| CABG | 8.3% | 6.5% | 0.070 | < 0.0001 | 8.2% | 8.1% | 0.003 | 0.784 | |
| ST-elevation MI | 27.1% | 39.2% | 0.258 | < 0.0001 | 27.6% | 27.6% | 0.002 | 0.889 | |
| Treatment in University hospital | 47.4% | 49.6% | 0.043 | < 0.0001 | 47.3% | 47.4% | 0.003 | 0.837 | |
| Year of MI | 0.161 | < 0.0001 | 0.013 | 0.616 | |||||