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Table 4 Multivariate stepwise analysis of variables associated with the average decline of FEV1, % predicted

From: Obstructive sleep apnoea accelerates FEV1 decline in asthmatic patients

Parameter beta Standard error 95% CI p value
AHI −0.033 0.009 −0.052 to − 0.014 0.001
  1. Abbreviations: AHI apnoea-hypopnoea index, ODI oxygen desaturation index, ER emergency department