Characteristics of patients with Takotsubo syndrome
| Total cohort N=225 | |
| Female | 216 (96.0) |
| Age (years), mean±SD | 64±11.8 |
| Ethnicity | |
| European | 165 (73.3) |
| New Zealand Maori | 36 (16.0) |
| Pacific Islanders | 13 (5.8) |
| Asian | 11 (4.9) |
| Hypertension | 85 (37.8) |
| Dyslipidaemia | 64 (28.4) |
| Diabetes | 21 (9.3) |
| Current smoker | 32 (14.2) |
| Stressor on admission | 165 (73.3) |
| Type of stressor | |
| Emotional | 99 (44) |
| Physical | 66 (29) |
| None identified | 60 (27) |
| Symptoms on admission | |
| Chest pain | 181 (80.4) |
| Dyspnoea | 63 (28.0) |
| Arrhythmia on admission | |
| Atrial arrhythmia | 11 (4.9) |
| Ventricular arrhythmia | 12 (5.3) |
| Pulmonary oedema on chest X-ray | 27 (12.0) |
| IABP insertion | 6 (2.7) |
| Intubation | 9 (4.0) |
| CPAP ventilation | 3 (1.3) |
| ST elevation on admission | 68 (30.2) |
| LV systolic dysfunction during acute phase | |
| Normal/Low normal | 50 (22.2) |
| Mild | 61 (27.1) |
| Moderate | 80 (34.2) |
| Severe | 34 (14.5) |
| Normal coronary anatomy | 133 (59.1) |
| In-hospital outcomes | |
| Death | 4 (1.8) |
| Days of hospitalisation, median (IQR) | 4 (3–7) |
Values are n (%) unless otherwise stated.
CPAP, continuous positive airway pressure; IABP, intra-aortic balloon pump; LV, left ventricle.