Journal article

Clustering of suicides among people with mental illness

N McKenzie, S Landau, N Kapur, J Meehan, J Robinson, H Bickley, R Parsons, L Appleby

British Journal of Psychiatry | ROYAL COLLEGE OF PSYCHIATRISTS | Published : 2005


BACKGROUND: Most previous investigations of imitative suicide have reported suicide clustering in the general population, either temporal clustering following media reporting of suicide or case studies of geographically localised clusters. AIMS: To determine whether space - time and space-time-method clustering occur in a national case register of those who had recent contact with mental health services and had died by suicide and to estimate the suicide imitation rate in this population. METHOD: Knox tests were used for space-time and space-time-method clustering. Model simulations were used to estimate effect size. RESULTS: Highly significant space-time and space-time-method clustering was..

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