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. 2023 Jan 20;59:45–51. doi: 10.29390/cjrt-2022-051

TABLE 3.

Comparison between the three studied groups regarding the modified Borg scale, VO2 max, mMRCS and CAT score, as well as PFTs and arterial blood gases

Group Group 1 Group 2 Group 3 P1 P2 P3
Baseline End of programme P# Baseline End of programme P# Baseline End of programme P#
modified Borg scale 4.36±1.04 1.76±1.01 0.001* 4.64±1.19 1.72±0.94 0.001* 4.80±1.08 1.60±1.0 0.001* 0.886 0.567 0.667
VO2 max(ml/kg/min) 21.82±1.38 22.76±1.30 0.017* 21.54±1.74 23.48±1.64 0.001* 21.70±1.43 27.39±1.83 0.001* 0.187 0.001* 0.001*
mMRCS 3.20±0.96 1.56±0.51 0.002* 3.28±0.84 1.48±0.51 0.003* 3.16±0.94 1.40±0.58 0.004* 0.579 0.291 0.597
6-MWT (m) 89.04±37.75 184.40±44.91 0.005* 104.80±2.55 246.48±48.30 0.002* 94.16±37.22 255.80±50.26 0.001* 0.001* 0.001* 0.494
CAT score 27.48±8.44 14.56±3.07 0.003* 27.84±7.34 14.20±3.01 0.002* 26.32±7.95 12.68±2.84 0.001* 0.670 0.029* 0.048*
FVC% predicted 50.12±15.00 61.32±12.88 0.009* 52.08±8.11 62.84±11.22 0.001* 52.60±12.80 63.88±15.16 0.004* 0.685 0.495 0.781
FEV1% predicted 34.72±11.36 40.2±9.03 0.038* 36.24±8.86 42.52±6.22 0.011* 32.44±8.41 42.96±6.30 0.001* 0.265 0.186 0.832
FEV1/FVC (actual value) 34.56±6.46 47.24±4.50 0.004* 34.44±6.23 48.76±2.50 0.002* 34.92±7.75 50.48±8.10 0.001* 0.336 0.062 0.276
PaO2 (mmHg) 66.06±2.35 67.05±3.24 0.217 65.41±2.42 71.78±3.96 0.002* 66.92±3.88 72.93±4.65 0.003* 0.002* 0.001* 0.311
SaO2% 92.29±1.34 92.71±1.41 0.275 92.55±0.97 94.64±1.10 0.001* 92.98±1.55 94.95±1.41 0.002* 0.001* 0.001* 0.405
PaCO2 (mmHg) 41.84±3.40 40.72±2.98 0.223 42.20±3.00 41.40±2.57 0.331 41.96±3.31 36.36±2.78 0.001* 0.390 0.001* 0.001*

Note: P# P value for comparing between the Baseline & End of the programme in each group, P1 P value for comparing between 1 & 2 at the end of the programme, P2: P value for comparing between 1 & 2 at the end of programme, P3: P value for comparing between 1 & 2 at the end of programme, *Statistically significant at P≤0.05, mMRCS modified Medical Research Council Dyspnea Scale, 6-MWT 6-minute walk test, CAT score COPD assessment test, FVC% forced vital capacity, FEV1% forced expiratory volume in the first second, PaO2 partial pressure of arterial oxygen, SaO2% arterial oxygen saturation, PaCO2 partial pressure of arterial carbon dioxide.