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We read with interest the article by Gonzalez et al1 on gender differences in survival following hospitalisation of chronic obstructive pulmonary disease (COPD) patients in a large cohort of a Canadian population. There are limited data on gender differences and mortality in COPD. Despite women having worse dyspnoea and health status, they appear to have a lower mortality rate than men.2 The study conducted by Gonzalez and coworkers demonstrated an interesting finding of a significantly better mean survival and time to rehospitalisation in female patients. We conducted a study of …
Footnotes
Linked article 161463.
Competing interests None.
Ethics approval This study was a retrospective analysis of a COPD database, so approval was obtained from the Hull and East Yorkshire Hospital audit committee.
Provenance and peer review Not commissioned; not externally peer reviewed.
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