Status on admission to hospital
| Period 1 (n=533) | Period 2 (n=777) | p Value | |
|---|---|---|---|
| *Number of patients with missing information during period 1. | |||
| †Number of patients with missing information during period 2. | |||
| ED, ermergency department. | |||
| Consciousness (2*, 22†) | 0.009 | ||
| Awake | 6 | 12 | |
| Unconscious (superficially) | 18 | 17 | |
| Unconscious (deeply) | 76 | 72 | |
| Breathing (%) (0*, 20†) | 0.0007 | ||
| Unassisted | 25 | 34 | |
| Assisted | 75 | 66 | <0.0001 |
| Palpable pulse (%) (36*, 20†) | 76 | 89 | <0.0001 |
| Ongoing CPR (2*, 20†) | 22 | 10 | <0.0001 |
| ECG pattern (27*, 32†) | |||
| Non-pathological | 9 | 9 | |
| Pathological but no ischaemia | 36 | 38 | |
| Sign of acute ischaemia | 55 | 53 | |
| Treatment in emergency department (%) (5*, 20†) | |||
| Defibrillation | 16 | 9 | 0.0001 |
| Adrenaline | 16 | 11 | 0.004 |
| Atropine | 9 | 6 | 0.011 |
| Lidocaine | 43 | 16 | <0.0001 |
| Initial rhythm (%) (7*, 30†) | NS | ||
| Sinus rhythm | 54 | 58 | |
| Supraventricular arrhythmia | 20 | 26 | |
| Nodal rhythm | 2 | 2 | |
| Slow ventricular rhythm | 2 | 2 | |
| Atrioventricular block III | 0 | 0.8 | |
| Pacemaker rhythm | 0 | 1 | |
| Ventricular tachycardia | 3 | 2 | |
| Ventricular fibrillation | 6 | 3 | |
| Pulseless electrical activity | 3 | 3 | |
| Asystole with p waves | 1 | 0.3 | |
| Asystole without p waves | 7 | 1 | |