Table 2.
Comparison of respiratory function indexes between the two groups before and after treatment
|
Group
|
Cases
|
Vital capacity (%)
|
Forceful vital capacity1/forceful vital capacity (%)
|
Maximal voluntary ventilation (%)
|
|||
|
Before treatment
|
After treatment
|
Before treatment
|
After treatment
|
Before treatment
|
After treatment
|
||
| Control | 61 | 59.84 ± 6.25 | 72.47 ± 8.02a | 64.58 ± 8.34 | 71.83 ± 7.26a | 51.62 ± 5.92 | 57.39 ± 5.02 |
| Observation | 61 | 60.61 ± 5.93 | 79.95 ± 7.39a | 64.95 ± 7.39 | 80.64 ± 8.31a | 50.97 ± 6.02 | 66.48 ± 5.43a |
| t | 0.827 | 3.141 | 0.256 | 4.362 | -1.249 | 2.345 | |
| P value | 0.568 | 0.186 | 0.682 | 0.136 | 0.721 | 0.042 | |
a
P < 0.05 vs before treatment.