Table 2.

Study patient characteristics by sex, race, and age from included implantable cardioverter–defibrillator randomized controlled trials (ICD RCTs)

Characteristic	ICD arm (n = 3260)	Comparator arm (n = 3018)∗	Comparator arm 2 (n = 847)
Age, y
Mean	62.9 ± 4.0	63.1 ± 4.3	NR
Median	62.1	61.7	59.1
Sex, % of n
Male	77.5	77.5	77.0
Female	22.5	22.5	23.0
Race, % of n
White	75.8	77.1	NR
Black	17.3	16.9	NR
Hispanic	5.7	5.7	NR
East Asian	0	0.4	NR
Southeast Asian	NR	NR	NR
Other†	12.0	12.0	24.0

NR, not reported.

^∗Comparator arm included either standard medical therapy, usual clinical care, treatment with amiodarone, conventional medical therapy, or ICD-CRT. Comparator arm 2 was composed of a placebo arm from Russo et al.¹⁵

^†“Other” includes all non-White races as reported in one study, but these were unspecified by Russo et al.¹⁵