Hospital | |||||
---|---|---|---|---|---|
A | B | C | D | Total | |
Total cases | 640 | 322 | 405 | 392 | 1759 |
Case mix | |||||
Age (years) (mean (SD)) | 62 (9) | 62 (9) | 64 (9) | 62 (10) | 62 (9) |
Female (%) | 24 | 29 | 28 | 27 | 26 |
OOH arrest (%) | 5.9 | 5.6 | 4.2 | 1.33-165 | 4.4 |
LV failure (%) | 23 | 18 | 25 | 20 | 22 |
Cardiac arrest | |||||
Patients with first arrest in hospital (%) | 12 | 15 | 12 | 13 | 13 |
Resuscitation attempted (%) | 68 | 76 | 74 | 74 | 72 |
Arrests VF (%) | 34 | 42 | 34 | 40 | 37 |
Resuscitation successful (all rhythms) (%) | 33 | 45 | 40 | 43 | 39 |
Successful (VF) (%) | 62 | 76 | 88 | 60 | 70 |
Thrombolytic treatment | |||||
Patients treated (%) | 53 | 61 | 48 | 59 | 55 |
Treated patients showing ST or LBBB (%) | 95 | 96 | 98 | 88 | 94 |
Median “door to needle” time (min) | 45 | 48 | 58 | 37 | 45 |
Median “pain to needle” time (h) | 3.1 | 3.3 | 3.5 | 3.0 | 3.3 |
Treated within 1 h of onset (%) | 3 | 2 | 1 | 1 | 2 |
Treated within 2 h of onset (%) | 29 | 18 | 17 | 26 | 24 |
“Call to needle” time ⩽ 90 min (%) | 54 | 50 | 39 | 58 | 51 |
Case fatality (%) | |||||
Including OOH arrests | 13.2 | 13.0 | 9.9 | 8.9 | 11.5 |
Excluding OOH arrests | 10.5 | 11.0 | 8.9 | 8.7 | 9.8 |
↵3-165 p < 0.001 v other hospitals.
LBBB, left bundle branch block; LV, left ventricular; OOH, out of hospital; VF, ventricular fibrillation.