Table 1

Breakdown of out of hospital cardiopulmonary arrests by aetiology

N (%) (n=21 175)N (%) (n=21 175)
Presumed cardiac disease17 451 (82.4)17 451 (82.4)
Non-cardiac internal aetiologies1814 (8.6)
    Lung disease901 (4.3)
    Cerebrovascular disease457 (2.2)
    Cancer190 (0.9)
    Gastrointestinal haemorrhage71 (0.3)
    Obstetric/paediatric50 (0.2)
    Pulmonary embolism38 (0.2)
    Epilepsy36 (0.2)
    Diabetes mellitus30 (0.1)
    Renal disease23 (0.1)
    Other internal18 (0.1)
Non-cardiac external aetiologies1910 (9.0)
    Trauma657 (3.1)
    Asphyxia465 (2.2 )
    Drug overdose411 (1.9)
    Drowning105 (0.5)
    Electric shock/lightening28 (0.1)
    Other suicide194 (0.9)
    Other external50 (0.2)