Patients checking and calling for help | Â | Valid value | ||||
---|---|---|---|---|---|---|
 Checking for response |  | Done/not done | ||||
 Calling for help |  | Done/not done | ||||
 Checking for breathing |  | Done/not done | ||||
Chest compression | Total | 1st epoch | 2nd epoch | 3rd epoch | 4th epoch | Valid value |
 *The time interval from arrival on the scene to the first chest compression (s) |  |  |  |  |  | 0–60 |
 Number of chest compressions (n) |  |  |  |  |  | 0–400 |
 Mean compression depth (mm) |  |  |  |  |  | 1–100 |
 Number of adequate compression depth (n) |  |  |  |  |  | 0–400 |
  Adequate compression depth (%) |  |  |  |  |  | 0–100 |
 Mean compression rate (n/min) |  |  |  |  |  | 1–200 |
  Adequate compression rate (%) |  |  |  |  |  | 0–100 |
 Adequate compression depth and rate (%) |  |  |  |  |  | 0–100 |
 Number of compressions with correct hand position (n) |  |  |  |  |  | 0–400 |
  Correct hand position (%) |  |  |  |  |  | 0–100 |
 Number of chest compressions with full release (n) |  |  |  |  |  | 0–400 |
  Compression and full release (%) |  |  |  |  |  | 0–100 |
 Hands-off time (s) |  |  |  |  |  | 0–120 |
AED | Â | Valid value | ||||
 AED use |  | Done/not done | ||||
 Correct AED use |  | Yes/no | ||||
 *Time from powering on the AED to defibrillation (s) |  | 0–120 | ||||
 *Time from checking for a response to defibrillation (s) |  | 0–300 |