... 10:77http://www.biomedcentral.com/1471-244X/10/77Page 7 of 7RESEARC H ARTIC LE Open Access All-cause mortality among people with serious mental illness (SMI), substance use disorders, and depressive disorders in southeast London: a cohort ... dataretrieval, statistical analyses, and manuscript drafting. AF, MB, WL and RSparticipated in the hypothesis generation, data management, and assistanton manuscript preparation. CKC, RH, MH and RS conceived ... mental healthcareservices, had substantially higher mortality thanexpected in all diagnostic groups examined. Thecalculated SMRs varied modestly by gender and sub-stantially by age, and also...