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Mediation role of CRP in the relationship between DII and fatigue.
| Path | Model |
|---|---|
| Direct paths | |
| DII → CRP (a) | 0.181*** |
| CRP → fatigue (b) | 0.233*** |
| DII → fatigue (c′) | 0.151*** |
| Effect decomposition | |
| Indirect effect (a × b) | 0.042*** |
| 95% CI | [0.020, 0.068] |
| Total effect | 0.496*** |
| Proportion mediated | 8.50% |
Unstandardized coefficients are reported. Standard errors are in parentheses. The models control for age, sex, smoking history, FEV1%, FCI, and activities. CI, confidence interval. ***p < 0.001.
