Table 1.

Main demographic and clinical characteristics in the study population (n=22).

			Value
Age (years), mean (SD)			70 (11)
Male, n (%)			13 (59)
Diabetes (yes), n (%)			10 (46)
Cardiovascular comorbidities, n (%)			7 (32)
Cholesterol (mg/dL), mean (SD)			165 (42)
Hemoglobin (g/dL), mean (SD)			13.1 (2.0)
Albumin (g/dL), mean (SD)			4.2 (1.0)
Calcium (mg/dL), mean (SD)			9.4 (0.7)
Phosphate (mg/dL), mean (SD)			3.9 (1.3)
Creatinine (mg/dL), median (IQR)
	Male	2.0 (1.9-2.3)
	Female	1.9 (1.7-3.2)
Marital status, n (%)
	Married	14 (64)
	Widow	6 (27)
	Separated/divorced	1 (4.5)
	Never married	1 (4.5)
Education level, n (%)
	Low/medium education	13 (59)
	High school diploma	5 (23)
	University degree	2 (9)
	No education	2 (9)
Currently working or retired, n (%)			18 (82)