Table 3

Summary of outcomes

Study (year)Age (mean±SD)Outcome measureExperimental group
(mean difference±SD)
Control group
(mean difference±SD)
IGCG
Li et al (2021)
21
IG=50
CG=55
49.17±10.7552.04±11.106MWT80.20±74.6617.09±63.94
LMS-squat time (s)29.35±27.227.98±19.53
FEV10.28±0.510.18±0.53
FVC in litres0.21±0.470.19±0.40
FEV1/FVC0.04±0.170.01±0.16
MVV (L/min)14.49±21.605.61±17.31
PEF (L/s)0.98±1.900.66±1.95
SF-12 PCS7.81±7.023.84±7.60
SF-12 MCS6.15±10.784.17±8.79
mMRC dyspnoea, n (%)90.461.7
Rodríguez-Blanco et al (2021)−1
22
IG=29
CG=22
41.93±10.1942.36±11.846MWT96.392±122.98−3.227±13.948
30STST1.607±1.594−0.590±0.854
VAFS2.678±2.7350.272±1.202
MD12−5.714±3.4080.318±0.994
BS−2.750±1.2050.136±0.940
Rodríguez-Blanco et al (2021)−2
23
IG=18
CG=18
39.39±11.7441.33±12.136MWT79.77±126.46−0.05±26.38
30STST1.50±2.20−0.55±0.92
BS−2.22±1.300.05±1.25
Gonzalez-Gerez et al (2021)
24
CG=19
IG=19
40.79±9.8440.32±12.536MWT112.86±142.786.00±125.33
MD12−6.37±2.440.05±0.21
30STST1.32±0.14−0.31±0.72
BS−2.63±1.05−0.32±0.04
  • BS, Borg Scale; CG, control group; FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity; IG, intervention group; LMS, lower limb muscle strength; MCS, Mental Component Score; MD12, Multidimensional Dyspnoea-12; mMRC, modified Medical Research Council; MVV, maximum voluntary ventilation; 6MWT, 6-minute walking test; PCS, Physical Component Score; PEF, peak expiratory flow; SF-12, Short Form-12; 30STST, 30-second sit-to-stand test; VAFS, Visual Analogue Fatigue Scale.