Table 4.
Association (coefficient and 95% confidence interval) of the respiratory symptom factors with the physical component summary (PCS) and the mental component summary (MCS) in subjects with neither asthma nor COPD.
| PCS | MCS | |||||||
|---|---|---|---|---|---|---|---|---|
| Coeff. | 95% CI | p | Coeff. | 95% CI | p | |||
| Model 1# | ||||||||
| Wheezing/breathlessness | -1.88 | (-2.24, | -1.52) | < 0.001 | -1.57 | (-1.95, | -1.18) | < 0.001 |
| Cough/phlegm | -1.04 | (-1.37, | -0.71) | < 0.001 | -0.92 | (-1.28, | -0.55) | < 0.001 |
| Model 2## | ||||||||
| Wheezing/breathlessness | -1.85 | (-2.28, | -1.41) | < 0.001 | -1.40 | (-1.88, | -0.92) | < 0.001 |
| Cough/phlegm | -0.96 | (-1.35, | -0.57) | < 0.001 | -0.94 | (-1.36, | -0.52) | < 0.001 |
# Adjusted for age, gender, smoking, occupation, body mass index, comorbidity, and centre.
## Adjusted for age, gender, smoking, occupation, body mass index, comorbidity, centre, atopy, bronchial hyperresponsiveness, and FEV1