The OPERA trial: protocol for a randomised trial of an exercise intervention for older people in residential and nursing accommodation Full Text
Trials, 02/11/2011
Underwood M et al. – The primary outcome is the prevalence of depressive symptoms, a GDS–15 score of five or more, in all participants at the end of the one year intervention period. The secondary depression outcomes include remission of depressive symptoms and change in GDS–15 scores in those with depressive symptoms prior to randomisation.



