Orrell M W, Bergman K, Elton N, O'Brien J, Bebbington P E
Maudsley Hospital, Denmark Hill, London, U.K.
Soc Psychiatry Psychiatr Epidemiol. 1990 Nov;25(6):304-7. doi: 10.1007/BF00782885.
Alterations in routine and environment can affect clinical state in patients suffering from cognitive impairment. A method for rating life events for changes in routine and environment is described and found to be highly reliable even when used by inexperienced raters after brief training.
