Cessation of smoke exposure improves pediatric CF outcomes: Longitudinal analysis of CF Foundation Patient Registry data

•Cessation of smoke exposure reduces the odds of a pulmonary exacerbation by 17% in the first year and by 6% in each additional year of cessation.•Cessation of smoke exposure is associated with 0.7% increase in ppFEV1 in the first year and 0.4% increase in each additional year of cessation.•Cessatio...

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