Groups Before After
CG (n=19) 217.56±38.25 220.75±41.29
MG (n=20) 220.34±37.62 248.40±48.93ab
TG (n=19) 218.70±36.82 267.84±52.64abc
MTG (n=20) 219.85±39.02 271.37±54.59abc
Table 4: Comparison of the distance of 6MWT before and after treatment (x ± s, min). aCompared with pre-therapy, p<0.05; bCompared with CG, p<0.05; McCompared with MG, p<0.05; dCompared with TG, p<0.05.