Demographic characteristics | Study initiation (December 2010, n = 54) | Intervention initiation (June 2011, n = 141) | Intervention conclusion (March 2012, n = 225) | Study conclusion (September 2012, n = 128) | ||||
---|---|---|---|---|---|---|---|---|
Age (in years) | ||||||||
Mean | 82.2 | 78.2 | 77.5 | 77.8 | ||||
Standard deviation | 10.1 | 14.2 | 16.5 | 13.3 | ||||
Sex | No. | % | No. | % | No. | % | No. | % |
Male | 16 | 29.6 | 56 | 39.7 | 77 | 34.2 | 54 | 42.2 |
Female | 38 | 70.4 | 85 | 60.3 | 148 | 65.8 | 74 | 57.8 |