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Table 3 Respiratory symptoms of participants

From: Proportions and risk factors of chronic obstructive pulmonary disease and preserved ratio impaired spirometry, and association with small airway disease, in the positive screening older population from China: a cross-sectional study

 

Total

Normal

PRISm

COPD

P-Value

Chronic cough

    

0.107

 yes

893 (40.1%)

121 (35.1%)

55 (39.0%)

717 (41.1%)

 

 no

1336 (59.9%)

224 (64.9%)

86 (61.0%)

1026 (58.9%)

 

Dyspnea

    

0.141

 yes

1392 (62.4%)

216 (62.6%)

99 (70.2%)

1077 (61.8%)

 

 no

837 (37.6%)

129 (37.4%)

42 (29.8%)

666 (38.2%)

 

Phlegm

    

0.482

 yes

1683 (75.5%)

268 (77.7%)

109 (77.3%)

1306 (75.0%)

 

 no

546 (25.5%)

77 (22.3%)

32 (22.7%)

437 (25.0%)

 

Limited activities

    

0.168

 yes

374 (16.8%)

46 (13.3%)

26 (18.4%)

302 (17.3%)

 

 no

1855 (83.2%)

299 (86.7%)

115 (81.6%)

1441 (82.7%)