| | | Dyspnea | Chest pain | value |
| | Number of patients | 8,812 | 20,479 | | | Men | 3,994 (45.3%) | 10,962 (53.5%) | <0.001 | | Age, mean (SD) | 64.2 (20.7) | 55.7 (18.7) | <0.001 | | Previous or coexisting disease | | | | | Charlson comorbidity index, median (IQR) | 1 (0, 2) | 0 (0, 1) | <0.001 | | Angina pectoris | 731 (8.3%) | 1,940 (9.5%) | 0.001 | | Acute myocardial infarction | 737 (8.4%) | 1,572 (7.7%) | 0.045 | | Heart failure | 1,427 (16.2%) | 967 (4.7%) | <0.001 | | Cardiac arrhythmia | 365 (4.1%) | 693 (3.4%) | 0.001 | | Valvular heart disease | 295 (3.3%) | 322 (1.6%) | <0.001 | | Pulmonary artery disease | 493 (5.6%) | 616 (3.0%) | <0.001 | | Pulmonary embolism | 227 (2.6%) | 153 (0.7%) | <0.001 | | Cerebrovascular disease | 721 (8.2%) | 849 (4.1%) | <0.001 | | Hypertension | 2,999 (34.0%) | 5,134 (25.1%) | <0.001 | | Chronic obstructive pulmonary disease | 1,489 (16.9%) | 735 (3.6%) | <0.001 | | Asthma | 1,117 (12.7%) | 1,167 (5.7%) | <0.001 | | Respiratory insufficiency | 267 (3.0%) | 162 (0.8%) | <0.001 | | Hypoventilation | 13 (0.1%) | 7 (<1%) | <0.001 | | Pulmonary fibrosis | 92 (1.0%) | 36 (0.2%) | <0.001 | | Pneumonia | 814 (9.2%) | 511 (2.5%) | <0.001 | | Bronchitis | 141 (1.6%) | 141 (0.7%) | <0.001 | | Tuberculosis | 10 (0.1%) | 10 (<0.1%) | 0.052 | | Pneumothorax | 52 (0.6%) | 21 (0.1%) | <0.001 | | Diabetes | 1,303 (14.8%) | 1,931 (9.4%) | <0.001 | | Renal disease | 408 (4.6%) | 328 (1.6%) | <0.001 | | Anxiety disorder | 650 (7.4%) | 1,498 (7.3%) | 0.85 | | Arrival by ambulance | 282 (3.2%) | 711 (3.5%) | 0.24 | | High sensitivity troponin T, median (IQR), n = 22959 | 15.0 (4.0, 37.0) | 4.5 (4.0, 11.0) | <0.001 | | C-reactive protein, median (IQR), n = 25331 | 11.0 (2.8, 48.0) | 1.7 (0.7, 4.8) | <0.001 | | Hemoglobin, median (IQR), n = 14855 | 136.0 (125.0, 148.0) | 143.0 (133.0, 152.0) | <0.001 |
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