Prevalence of hospitalised patients with community-acquired pneumonia experiencing cardiovascular events either on admission or during hospitalisation
| On admission | During hospitalisation | Total# | |
| Acute myocardial infarction | 12 (1.3) | 9 (1) | 21 (2.3) |
| Acute cardiogenic pulmonary oedema | 18 (2) | 15 (1.7) | 33 (3.7) |
| Arrhythmia | 45 (5) | 31 (3.4) | 77 (8.6) |
| New arrhythmia | 41 (4.5)¶ | 31 (3.4)§ | 72 (8) |
| Long-term arrhythmia | 5 (0.6)+ | 2 (0.2)ƒ | 7 (0.8) |
| Pulmonary embolism | 4 (0.4) | 8 (0.9) | 12 (1.3) |
| Cerebrovascular accident | 6 (0.7) | 3 (0.2) | 9 (1.1) |
Data are presented as n (%) patients. Three patients experienced a new arrhythmia both on admission and during hospitalisation. #: either on admission or during hospitalisation; ¶: nine flutters and 32 atrial fibrillations; +: three flutters and two atrial fibrillation; §: three chaotic atrial rhythms, one paroxysmal supraventricular tachycardia, two ventricular tachycardias and 25 atrial fibrillation; ƒ: two atrial fibrillations.