Retrospective Study
Copyright ©The Author(s) 2024.
World J Clin Cases. Feb 16, 2024; 12(5): 922-930
Published online Feb 16, 2024. doi: 10.12998/wjcc.v12.i5.922
Table 3 Comparison of the degree of dyspnoea between the two groups of patients
GroupCases6 min walking distance (m)
Dyspnoea scale score
Before treatment
After treatment
Before treatment
After treatment
Control61320.64 ± 43.28399.83 ± 34.26a2.84 ± 0.532.06 ± 0.37a
Observation61321.73 ± 38.45452.65 ± 37.46a2.88 ± 0.351.45 ± 0.22a
t11.2478.3050.132-0.083
P value0.6370.0320.5930.002