Table 2.

Characteristics of patients included in the meta-analysis of peak VO₂

Author	Mean age (year)	Gender (% male)	Mean NYHA	Beta-blockade (%)	Ischemic (%)	LVEF (%)
Corra et al.	57	86.6	2	44	56	26
Davies et al.	59	87.2	2.5	31	58	29
Ferreira et al.	55	84	2.5	65	34	26
Francis et al.	59	88.1	2.5	0	58.7	25
Goda et al.	53.6	62.7	2.82	70.5	39.7	21.6
Guimaraes et al.	48	73.1	NR	58.7	32.2	31.7
Ingle et al.	63	80	NR	77	NR	36
Kruger et al.	59	74.1	2.3	86	40	26
MacGowan et al.	51	74	NR	0	24	29
Mancini et al.	49	86.1	2.9	0	38	19.6
Mezzani et al.	60	0	2.2	0	NR	26
Myers et al.	57	71.1	NR	66.6	39	32.1
Opasich et al.	0	0	NR	0	NR	NR
Osada et al.	52	75	NR	0	55	24
Peterson et al.	48.5	70.7	NR	47	32.4	NR
Sarullo et al.	59.8	79.3	2.4	63	52.2	35.4
Shakar et al.	53	73	2.7	100	37	21
Sun et al.	64	70	2.9	86	NR	26
Robbins et al.	52	71	NR	0	35	20.2
Median	55	74	2.5	47	39	26

NR not reported, NYHA New York heart association, LVEF left ventricular ejection fraction