Table 1.

Demographic characteristics of memory screening participants.

Characteristic	Cognitively impaired	Cognitively normal	Significance
Mean age in years (standard deviation)	81.83 (6.65)	70.32 (11.51)	<0.01
Gender (female/male)	8/4	66/15	0.257
Ethnicity (Asian/Caucasian/Hispanic)	0/12/0	6/71/4	0.436
Tobacco use (yes/no)	3/9	8/73	0.024
Alcohol use (yes/no)	0/12	11/70	0.604
Illicit substance use (yes/no)	0/12	1/80	1.00
Family history of 1st degree relative with dementia (yes/no)	3/9	32/49	0.235
Family history of dementia other than 1st degree relative (yes/no)	1/11	11/70	0.333
History of friend or non-1st degree family member with dementia (yes/no)	3/9	41/40	0.0979