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Pulmonary function
| Group | n | FEV1 | FEV1/FVC |
|---|---|---|---|
| AECOPD | 120 | 46.92 ± 4.13 | 37.92 ± 3.79 |
| COPD remission | 120 | 60.01 ± 5.10 | 59.24 ± 5.44 |
| Control | 120 | 79.19 ± 7.89 | 80.64 ± 6.78 |
| F | 30.748 | 52.129 | |
| P | <0.05 | <0.05 |
AECOPD, acutely exacerbated chronic obstructive pulmonary disease; COPD, chronic obstructive pulmonary disease; FEV1, forced expiratory volume in the 1st second; FVC, forced vital capacity.
