Table 2.

Effects of neuromuscular electrostimulation in heart failure patients

	Control (mean±SD)		Intervention (mean±SD)		p
	Before	After	Before	After
Distance in 6MWT (meters)	379.7 ± 43.5	372.9 ± 46.9	372.9 ± 62.4	500 ± 68	<0.001
SvO2(%)	84.3 ± 3.3	85.9 ± 3.0	88 ± 3.6	78,4 ± 3,8	<0.001
Lactate (mmol/L)	2.59 ± 0.7	2.5 ± 0.7	3.0 ± 0.9	2.0 ± 0,2	<0.001

6MWT= six-minute walking test, SvO₂ = venous oxygen saturation.