Table 1.

Demographic and cognitive measures for all subjects

	FTLD with stereotypies N=7	FTLD without stereotypies N=10	Controls N=17
Age at onset, y	61 (34–73)	59 (47–71)	NA
Female: male ratio	4:3	4:6	9:8
Age at scan, y	63 (36–75)	64 (50–77)	64 (50–77)
Years from onset to scan	2.0 (0–5)	1.9 (0–6)	NA
* STMS score at the time of Scan	29 (4–35)	24 (2–34)	36 (34–38)
Parkinsonism	0 (0%)	1 (10%)	0 (0%)
Psychosis	2 (29%)	1 (10%)	0 (0%)
Mood disorder	3 (43%)	3 (30%)	0 (0%)

STMS = Short test of mental Status

Data shown in Median (range)

Comparisons made using the Mann Whitney U or Chi Square (for gender) tests with significance set at p< 0.05

^*Significant difference across all three groups