Table 3.

Pre- and post-treatment exercise tolerance in both studied groups (median ± SD)

Variable	Experimental group (NMES+PR) (n = 15)	Control group (PR) (n = 13)
6MWT 1 (m)	397.2 ± 70.65	421.4 ± 69.4
6MWT 2 (m)	421.3 ± 69.76*	431.7 ± 53.7

1 – pre-study results; 2 – post-study results; 6MWT – the Six-Minute Walk Test

^*p = 0.001 in comparison with pre-study results;