Baseline characteristics of patients with and without diabetes
| Diabetes N=2813 (11) | No diabetes N=22 139 (89) | p Value | |
|---|---|---|---|
| Male gender | 1692 (60) | 14 128 (64) | 0.0001 |
| Age in years, mean (SD) | 69.2 (11.8) | 67.0 (13.1) | <0.0001 |
| Hospital stay in days, median (Q1-Q3) | 7 (4–12) | 6 (4–10) | <0.0001 |
| Distance to invasive centre | 0.19 | ||
| Close (<21 km) | 946 (34) | 7275 (33) | |
| Intermediate distance (21–64 km) | 880 (31) | 7340 (33) | |
| Long distance (>64 km) | 984 (35) | 7485 (34) | |
| Unknown | 3 (0.1) | 39 (0.2) | |
| Revascularisation within the past 5 years | 150 (5) | 733 (3) | <0.0001 |
| Comorbidity | |||
| Congestive heart failure | 447 (16) | 2061 (9) | <0.0001 |
| Pulmonary oedema | 42 (2) | 157 (1) | <0.0001 |
| Shock | 23 (1) | 123 (1) | 0.09 |
| Arrhythmia | 417 (15) | 2492 (11) | <0.0001 |
| Cerebrovascular disease | 235 (8) | 994 (5) | <0.0001 |
| Chronic obstructive pulmonary disease | 196 (7) | 1288 (6) | 0.02 |
| Chronic renal failure | 109 (4) | 297 (1) | <0.0001 |
| Acute renal failure | 50 (2) | 176 (1) | <0.0001 |
| Malignancy | 71 (3) | 583 (3) | 0.73 |
| Educational level | <0.0001 | ||
| Elementary school | 1284 (46) | 8239 (37) | |
| High school | 947 (34) | 8750 (40) | |
| Bachelor or higher | 276 (10) | 2973 (13) | |
| Unknown | 306 (11) | 2177 (10) | |
| Income | <0.0001 | ||
| Low | 1099 (39) | 7001 (32) | |
| Medium | 953 (34) | 7211 (33) | |
| High | 746 (27) | 7823 (35) | |
| Unknown | 15 (1) | 104 (1) | |
| Living alone | 1236 (44) | 8103 (37) | <0.0001 |
| Discharge diagnosis | 0.14 | ||
| Acute myocardial infarction | 2322 (83) | 18 515 (84) | |
| Unstable angina pectoris | 491 (17) | 3624 (16) | |
| Medication before admission | |||
| Loop diuretics | 910 (32) | 2671 (12) | <0.0001 |
| Lipid lowering drugs | 1454 (52) | 4129 (19) | <0.0001 |
| β blockers | 854 (30) | 4661 (21) | <0.0001 |
| ACE-I/ARB | 1680 (60) | 5273 (24) | <0.0001 |
| Aspirin | 1390 (49) | 5964 (27) | <0.0001 |
| Clopidogrel | 121 (4) | 487 (2) | <0.0001 |
Values are numbers with percentage in parenthesis unless otherwise indicated.
ACE-I/ARB, ACE inhibitors/angiotensin receptor blockers.