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Multivariate linear regression analysis of the subgroup of regular ICS users
| Variable | Beta coefficient | 95% CI | P value |
|---|---|---|---|
| Combined viral infection | 0.97 | 0.46-1.49 | <0.001 |
| Needs for O2 at admission | 0.11 | 0-1.36 | 0.126 |
| FEV1% predicted at discharge | -0.19 | -0.02-0 | 0.361 |
