Table 2.
Associations between sarcopenia and lung function
| Severe airflow limitation | PEF | PEF% pred | ||||
|---|---|---|---|---|---|---|
| OR (95%CI) | P value | β (95%CI) | P value | β (95%CI) | P value | |
| Sarcopenia | ||||||
| Non-sarcopenia | 1(Reference) | NA | 0 (Reference) | NA | 0 (Reference) | NA |
| Sarcopenia | 1.41 (1.20–1.65) | < 0.001 | -19.47 (-26.65- -12.29) | < 0.001 | -0.05 (-0.07- -0.03) | < 0.001 |
| Severe sarcopenia | 1.56 (1.26–1.94) | < 0.001 | -34.02 (-44.27- -23.78) | < 0.001 | -0.10 (-0.13- -0.07) | < 0.001 |
| Sarcopenia item | ||||||
| Low muscle mass | 1.45 (1.25–1.67) | < 0.001 | -23.13 (-29.84- -16.43) | < 0.001 | -0.06 (-0.08- -0.05) | < 0.001 |
| Low muscle function | 1.65 (1.46–1.86) | < 0.001 | -27.63 (-32.84- -22.42) | < 0.001 | -0.07 (-0.09- -0.06) | < 0.001 |
| Low muscle strength | 1.75 (1.55–1.99) | < 0.001 | -36.32 (-42.29- -30.35) | < 0.001 | -0.10 (-0.11- -0.08) | < 0.001 |
Adjusted for age, sex, body mass index, residence, marital status, education, smoking status, drinking status, chronic lung diseases, asthma and physical activity
Abbreviations: NA not applicable, OR odds ratio, CI confidence interval, PEF peak expiratory flow, PEF% pred percentage of actual PEF in predicted PEF