Subjects | 161 | 144 | 33 | |
Respiratory symptoms | | | | |
Chronic cough without phlegm# | 8/160 (5.0) | 11 (7.6) | 1/32 (3.1) | 0.48 |
Chronic cough with phlegm# | 15/160 (9.4) | 12 (8.3) | 4/32 (12.5) | 0.76 |
Wheeze in the last 12 months | 36/160 (22.5) | 25 (17.4) | 11/32 (34.4) | 0.09 |
Dyspnoea¶ | 34/160 (21.3) | 25 (17.4) | 8/32 (25.0) | 0.53 |
Airway inflammation: FeNO ppb | 16.8±1.9 | 18.7±1.8 | 15.6±1.7 | 0.46 |
Functional capacity: 6MWD m | 356.5±61.5 | 360.7±63.8 | 359.5±87.7 | 0.86 |
Lung function | | | | |
FEV1 L+ | 2.69±0.7 | 2.96±0.9 | 2.53±1.0 | <0.01 |
Low FEV1 | 7/140 (5.0) | 11/129 (8.5) | 8/30 (26.7) | <0.01 |
FVC L+ | 3.30±0.8 | 3.68±1.0 | 3.23±1.1 | <0.01 |
Low FVC | 4/140 (2.9) | 6/129 (4.7) | 7/30 (23.3) | <0.01 |
FEV1/FVC§ | 0.82±0.09 | 0.80±0.11 | 0.77±0.13 | 0.01 |
Low FEV1/FVC | 6/140 (4.3) | 12/129 (9.3) | 5/30 (16.7) | 0.046 |
FEV1/FVC <0.70§ | 10/140 (7.1) | 18/129 (14.0) | 5/30 (16.7) | 0.12 |