Table 3.
Sudden Cardiac Arrest Etiologies by Sex
| Etiology Type, N (%) | Males (n=464) | Females (n=144) | P Value |
|---|---|---|---|
| Structural diseases of the myocardium | 124 (26.7) | 50 (34.7) | 0.06 |
| Coronary heart disease | 202 (43.5) | 41 (28.5) | 0.001 |
| Sudden unexplained deaths | 67 (14.4) | 31 (21.5) | 0.04 |
| Othera | 12 (2.6) | 3 (2.1) | NS |
| Cardiac disease unspecifiedb | 59 (12.7) | 19 (13.2) | NS |
NS indicates nonsignificant.
a
Other includes congenital heart disease, anomalous coronary arteries, and tamponade.
b
Cardiac disease unspecified includes patients in whom the etiology was considered to be cardiac, either structural or arrhythmic, but not coronary heart disease.