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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: J Am Med Dir Assoc. 2008 Jul 30;9(7):509–515. doi: 10.1016/j.jamda.2008.04.008

Table 4.

Number and Percentage of Dementia Diagnostic Subtypes within Latent Classes

Dementia Class 1 (n=44)
Low Symptoms		 Class 2 (n=29)
Agitated/Psychotic		 Class 3 (n=50)
Withdrawn/Lethargic
Subtypes n n / % n / % n / %
Alzheimers 71 25/56.8 17/58.6 29/58.0
NOS 17 8/18.2 3/10.3 6/12.0
Mixed 15 5/11.4 4/13.8 6/12.0
Vascular 13 6/13.6 2/6.9 5/10.0
Lewy Body 3 0/0 1/3.4 2/4.0
Other 3 0/0 1/3.4 2/4.0
FTD 2 0/0 1/3.4 1/2.0
ALC 1 0/0 0/0 1/2.0
HIV 1 0/0 0/0 1/2.0
Parkinson’s 1 0/0 1/3.4 0/0

Note. NOS = not otherwise specified; FTD = frontotemporal; ALC = Alcohol-related. Four individuals received more than one diagnosis of dementia in addition to those in the mixed category.