Table 1.

Comparison of programmed device settings in the two study groups

Device programming	Protect group (n = 164)	Control group (n = 160)
VF detection window [ms]	120–330	120–330
VF NID	30/40	12/16
VF RNID	12/16	9/12
Maximum energy of VF therapies, average [Joules] (SD)	30 (0)	34.2 (1.8)
Charge time [s]	5.9	7.1
FVT detection window [ms]	240–330	240–330
FVT counter	Via VF	Via VF
First FVT therapy, type	Burst 8 pulses at 88% CL	Burst 8 pulses at 88% CL
Second to last FVT therapy, type, mean energy (SD)	CV, 30 (0)	CV, 34.2 (1.8)
VT detection window	330–360	330–360
VT NID	32	16
VT RNID	12	12
VT therapies monitor, n (%)	164 (100)	107 (67)

VF, ventricular fibrillation; FVT, fast ventricular tachycardia; VT, ventricular tachycardia; CL, cycle length; NID, number of intervals detected; RNID, redetection number of intervals.