Document Classification

Section Type: RESULTS

Text: Crude mortality rates (mean + / - SD, follow-up, 16. 9 + / -11. 5 months) were : VF cardiac arrest, 17. 0 % (n = 1399, 238 deaths) ; Syncopal VT, 21. 2 % (n = 598, 127 deaths) ; Symptomatic VT, 15. 8 % (n = 1065, 168 deaths) ; Stable (asymptomatic) VT, 19. 7 % (n = 497, 98 deaths) ; VT/VF with transient/correctable cause, 17. 8 % (n = 270, 48 deaths) ; and Unexplained syncope, 12. 3 % (n = 390, 48 deaths).