Table 2.

Distribution of participants' characteristics by age groups.

Variables	Age
	<85		≥85
	n = 101		n = 108
	Mean	SD	Mean	SD	p
Age (years)	77.29	5.37	91.13	3.57	<0.001
Years of education	10	3.43	9.514	3.27	0.325
Barthel Index (score)	15.78	4.03	15.84	3.34	0.906
Charlson Comorbidity Index (score)	3.05	2.18	2.21	1.75	0.002
Malnourished	3.84	2.47	2.13	1.59	0.154*
At risk of malnutrition	3.09	2.31	2.30	1.87
Normal nutritional status	2.44	1.45	2.00	1.57

Values are expressed as mean and SD for continuous variables.

^*P-value of the comparison between the nutritional status groups. P-value results are from ANOVA. Bold values indicate statistical significance.