Table 1.

Age, education, alcohol consumption, and clinical and neuropathological characteristics of the groups

Variable	Parameters	G50 (n=5)	G60 (n=6)	G70 (n=4)
Sex (%)	Female	2 (40)	2 (33)	3 (75)
	Male	3 (60)	4 (67)	1 (25)
	Prob. R	94.2	70.6	70.8
Education in years	Median	4	4	6
	Mean (SE)	4.8 (1.50)	4.17 (1.22)	5 (1.91)
	Prob. R	100	75	100
Alcohol abuse (%)	Never	2 (40)	3 (50)	2 (50)
	Other	3 (60)	3 (50)	2 (50)
	Prob. R	100	100	100
Tobacco abuse (%)	Never	0 (0)	3 (50)	2 (50)
	Other	5 (100)	3 (50)	2 (50)
	Prob. R	54.9	44.3	54.6
Postmortem interval in hours	Median	15:36	14:38	15:00
	Mean (SE)	14:33 (1:28)	14:58 (2:04)	12:18 (4:25)
	Prob. R	100	100	100
AGD (%)	Yes	1 (20)	1 (17)	3 (75)
	No	4 (80)	5 (83)	1 (25)
	Prob. R	100	100	0.12
CERAD (%)	0	4 (80)	5 (83)	3 (75)
	(A, B, C)	1 (20)	1 (17)	1 (25)
	Prob. R	100	100	100
NPI (%)	Median	5.05	8.35	3.79
	Mean (SE)	4 (2.26)	7.83 (3.41)	2.5 (1.89)
	Prob. R	100	100	66.7
Braak (%)*	I	1 (20)	0 (0)	0 (0)
	II	4 (80)	4 (67)	3 (75)
	III	0 (0)	2 (33)	1 (25)

ssn sample size; n frequency; postmortem interval the time interval between death and autopsy and consequent brain collection. Family members (or care taker informed) on education (in number of years), alcoholism (alcohol consumption (yes, no, and stopped) and frequency (social or alcoholism)) and smoking (use of tobacco (yes, no, or stopped))

*Homogeneity test was applied with LRT stat of 2.07 and p value of 0.72