Table 4: ICDs in Secondary Prevention.

Study	N	Men (%)	Age (years)*	LVEF (%)*	Follow-up (months)*	Mortality (annual total, %)	SCD (%)
Cardinalli-Neto et al. 2007[88]	90	68	59 ± 11	47 ± 13	63 ± 48	16.6	7
Di Toro et al. 2011[95]	148	73	60 ± 9	40 ± 11	12 ± 7	10.2	27
Martinelli et al. 2012[91]	116	72	54 ± 11	42 ± 16	45 ± 32	7.1	0
Barbosa et al. 2013[92]	65	70	59†	37†	22†	12.3	25
Pavao et al. 2018[96]	111	68	60 ± 12	41 ± 15	60	8.4	10
Gali et al. 2019[93]	89	65	56 ± 11	42 ± 12	59 ± 27	4.8	5

*Values are expressed as mean ± SD, except where indicated otherwise. †Median. LVEF = left ventricular ejection fraction; SCD = sudden cardiac death.