Mortality in alpha-1-antitrypsin deficiency in the United Kingdom

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Colleges, School and Institutes


BACKGROUND: Four hundred and eighty-eight PiZ alpha-1-antitrypsin deficient patients, who had joined the UK registry over a 9-year period, were followed in an observational study to determine mortality. None had received A1AT augmentation therapy. METHODS: Cause of death was confirmed from death certification and medical records. Patients were censored according to length of time on the program or until they withdrew from the program. RESULTS: There were 56 deaths of which 30 were attributed to respiratory causes. Of the remaining 26 deaths, 4 were due to complications from lung transplant, 6 due to liver disease (including 2 post-liver transplant) and the other 16 due to a variety of causes. Kaplan-Meier plots indicated a cumulative hazard for mortality of 18.1% in 9 years, correcting for time of follow up. When categorised for FEV1 percent-predicted, the group with severe impairment had increased mortality (p =


Original languageEnglish
Pages (from-to)1540-1547
Number of pages8
JournalRespiratory Medicine
Issue number10
Publication statusPublished - 1 Oct 2009