Characteristics

Study sample

(N = 208)

Patients who refused to participate (N = 97)

P-val Wilcoxon or Chi2

Age (mean) year

81.4 ± 7.1

80.8 ± 6.9

0.361

Women (%)

69.5 68.3

66.0

0.545

Living alone (%)

55.9

58.5

0.719

Cognitive impairment* (%)

15.9

16.5

0.890

Depressive Symptoms (%)

14.4

12.4

0.594

Basic ADL at admission

3.4 ± 1.5

3.1 ± 1.5

0.195