Table 7 Comparison of data with and without COPD
|  | Non-COPD (n = 22) | COPD (n = 12) | P value |
|---|---|---|---|
Pre %FEV1 | 101.3 ± 12.7 | 75.2 ± 21.1 | <0.001* |
Pre FEV1/FVC, % | 77.3 ± 5.7 | 60.5 ± 16.3 | <0.001* |
Pre 6MWD, m | 509 ± 80 | 466 ± 60 | 0.127 |
Desaturation during 6MWTa | N = 3 | N = 2 | 0.580 |
Post 6MWD, m | 438 ± 100 (n = 21) | 351 ± 105 (n = 11) | 0.034* |
Desaturation during 6MWTa | N = 2 | N = 3 | 0.290 |
Changes in 6MWD, m | −70 ± 83 (n = 21) | −114 ± 98 (n = 11) | 0.123 |
Pre hand grip strength, kgf | |||
 Right | 32.4 ± 8.4 | 28.4 ± 10.5 | 0.204 |
 Left | 30.7 ± 8.8 | 27.0 ± 9.4 | 0.204 |
Post hand grip strength, kgf | |||
 Right | 29.6 ± 7.9 (n = 21) | 26.6 ± 9.7 | 0.152 |
 Left | 28.7 ± 7.3 (n = 21) | 25.8 ± 8.0 | 0.242 |
Pre isometric knee extensor muscle strength, kgf | |||
 Right | 26.7 ± 8.2 (n = 20) | 24.7 ± 9.4 (n = 11) | 0.502 |
 Left | 27.6 ± 8.9 (n = 20) | 20.1 ± 9.1 (n = 11) | 0.018* |
Post isometric knee extensor muscle strength, kgf | |||
 Right | 25.8 ± 8.3 (n = 20) | 22.8 ± 8.0 (n = 11) | 0.183 |
 Left | 24.9 ± 7.7 (n = 20) | 19.3 ± 6.9 (n = 11) | 0.020* |
 Pre HADS anxiety | 6.1 ± 2.8 (n = 21) | 4.5 ± 3.2 (n = 10) | 0.135 |
  Scores ≥ 8 | N = 5 | N = 2 | 1 |
 Pre HADS depression | 5.6 ± 3.2 (n = 21) | 5.5 ± 4.1 (n = 10) | 0.852 |
  Scores ≥ 8 | N = 5 | N = 4 | 0.781 |
 Post HADS anxiety | 4.8 ± 3.3 (n = 15) | 5.6 ± 5.4 (n = 8) | 0.925 |
  Scores ≥ 8 | N = 4 | N = 4 | 0.676 |
 Post HADS depression | 5.7 ± 3.8 (n = 15) | 4.9 ± 4.1 (n = 8) | 0.681 |
  Scores ≥ 8 | N = 5 | N = 2 | 1 |
 Pre CAT (n = 31) | 8.1 ± 5.5 (n = 21) | 14.2 ± 5.5 (n = 10) | 0.008* |
 Post CAT (n = 24) | 14.1 ± 5.3 (n = 16) | 19.6 ± 9.6 (n = 8) | 0.136 |
Pre SF-36 component | |||
 Physical functioning | 49.5 ± 15.1 (n = 19) | 40.9 ± 15.5 (n = 10) | 0.308 |
 Role physical | 37.6 ± 19.3 (n = 19) | 38.1 ± 21.6 (n = 10) | 0.456 |
 Bodily pain | 44.8 ± 12.9 (n = 19) | 41.4 ± 24.5 (n = 10) | 0.804 |
 General health | 45.3 ± 9.5 (n = 19) | 45.4 ± 11.4 (n = 10) | 0.946 |
 Vitality | 43.2 ± 17.6 (n = 19) | 39.0 ± 18.4 (n = 10) | 0.804 |
 Social functioning | 49.0 ± 11.2 (n = 19) | 38.8 ± 17.3 (n = 10) | 0.069 |
 Role emotional | 41.3 ± 18.2 (n = 19) | 40.7 ± 17.0 (n = 10) | 0.604 |
 Mental health | 49.3 ± 14.3 (n = 19) | 38.4 ± 12.7 (n = 9) | 0.061 |
 PCS | 46.7 ± 5.8 (n = 19) | 52.5 ± 9.7 (n = 7) | 0.209 |
 MCS | 51.2 ± 10.1 (n = 19) | 45.5 ± 9.6 (n = 7) | 0.073 |
 RCS | 38.1 ± 12.4 (n = 19) | 36.3 ± 23.3 (n = 7) | 0.955 |