Reference no 20 should be the same as no 40: Morris JN, Fries BE, Morris SA: Scaling ADLs within the MDS.Journal of Gerontology A Biological Sciences and Medical Sciences 1999, 54:M546-553.
There is a missing line in table 3 under the heading Index of Social Engagement: Scale:5-6 Gender:Female Died during years 1-3 n (%):87 (35.7) Lived longer than 3 years: 157 Total n:244
Correction by author
17 June 2011
Reference no 20 should be the same as no 40:
Morris JN, Fries BE, Morris SA: Scaling ADLs within the MDS.Journal of Gerontology A Biological Sciences and Medical Sciences 1999, 54:M546-553.
There is a missing line in table 3 under the heading Index of Social Engagement:
Scale:5-6
Gender:Female
Died during years 1-3 n (%):87 (35.7)
Lived longer than 3 years: 157
Total n:244
Competing interests
Comment from the first author