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|
Parameters
| |
VC
|
%VC
|
FEV1
|
%FEV1
|
FEV1/FVC
|
|---|
|
6MWD (n = 34)
|
r
|
0.502
|
0.098
|
0.579
|
0.015
|
0.291
|
|
P value
|
0.002
|
0.581
|
<0.001
|
0.934
|
0.095
|
|
CAT scores (n = 31)
|
r
|
− 0.418
|
− 0.334
|
− 0.415
|
− 0.269
|
− 0.265
|
|
P value
|
0.019
|
0.066
|
0.020
|
0.143
|
0.149
|
|
SF-36 component
|
|
Physical functioning (n = 29)
|
r
|
0.367
|
0.310
|
0.423
|
0.184
|
0.184
|
|
P value
|
0.050
|
0.102
|
0.022
|
0.339
|
0.340
|
|
Role physical (n = 29)
|
r
|
0.403
|
0.009
|
0.197
|
− 0.315
|
− 0.236
|
|
P value
|
0.030
|
0.964
|
0.305
|
0.096
|
0.218
|
|
Bodily pain (n = 29)
|
r
|
− 0.001
|
− 0.050
|
− 0.027
|
− 0.246
|
− 0.220
|
|
P value
|
0.997
|
0.798
|
0.891
|
0.199
|
0.251
|
|
General health (n = 29)
|
r
|
0.174
|
− 0.079
|
0.142
|
− 0.223
|
− 0.070
|
|
P value
|
0.367
|
0.684
|
0.462
|
0.244
|
0.717
|
|
Social functioning (n = 29)
|
r
|
0.177
|
0.275
|
0.210
|
0.180
|
0.106
|
|
P value
|
0.358
|
0.149
|
0.275
|
0.350
|
0.585
|
|
Vitality (n = 29)
|
r
|
0.329
|
0.112
|
0.255
|
− 0.122
|
− 0.099
|
|
P value
|
0.081
|
0.562
|
0.182
|
0.527
|
0.611
|
|
Role emotional (n = 29)
|
r
|
0.268
|
0.007
|
0.150
|
− 0.186
|
− 0.197
|
|
P value
|
0.160
|
0.973
|
0.437
|
0.335
|
0.307
|
|
Mental health (n = 28)
|
r
|
0.334
|
0.310
|
0.368
|
0.245
|
0.212
|
|
P value
|
0.082
|
0.108
|
0.054
|
0.208
|
0.279
|
|
PCS (n = 26)
|
r
|
0.095
|
− 0.136
|
0.022
|
− 0.426
|
− 0.276
|
|
P value
|
0.645
|
0.508
|
0.916
|
0.030
|
0.173
|
|
MCS (n = 28)
|
r
|
0.217
|
0.284
|
0.291
|
0.200
|
0.157
|
|
P value
|
0.286
|
0.159
|
0.149
|
0.327
|
0.443
|
|
RCS (n = 26)
|
r
|
0.435
|
0.075
|
0.290
|
− 0.165
|
− 0.121
|
|
P value
|
0.026
|
0.717
|
0.150
|
0.420
|
0.556
|
- Spearman’s rank correlation coefficient was used for the analysis. VC vital capacity, %VC % of the predicted value for VC, FEV
1
forced expiratory volume in 1 s, %FEV
1
% of the predicted value for FEV1, FVC forced vital capacity
