Table 5

Proportion of cases in each group with moderate to severe atrophy (above grade 2)

Temporal area		Controls mean		AD mean		Semantic dementia mean		fvFTD mean		ANOVA p Value		Post hoc tests (Tukey HSD)
Temporal area		Controls mean		AD mean		Semantic dementia mean		fvFTD mean		ANOVA p Value		C v AD	C v Semantic dementia	C v fvFTD	AD v semantic dementia	AD v fvFTD	Semantic dementia v fvFTD
Temporal pole:
Left	0	0.17	0.82	0.46	>0.0005	NS	<0.05	<0.05	<0.05	NS	<0.05
Right	0	0.11	0.76	0.38	>0.0005	NS	<0.05	<0.05	<0.05	NS	<0.05
Hippocampus:
Left	0.11	0.5	0.88	0.54	>0.0005	<0.05	<0.05	<0.05	<0.05	NS	NS
Right	0.11	0.5	0.53	0.54	>0.05	<0.05	<0.05	<0.05	NS	NS	NS
Parahippocampal gyrus:
Left	0	0.17	0.82	0.23	>0.0005	NS	<0.05	NS	<0.05	NS	<0.05
Right	0	0.17	0.71	0.38	>0.0005	NS	<0.05	<0.05	<0.05	NS	NS
Lateral temporal gyri:
Left	0	0	0.59	0.01	>0.0005	NS	<0.05	NS	<0.05	NS	NS
Right	0	0	0.35	0.23	>0.0005	NS	<0.05	NS	<0.05	NS	NS

C=Control; AD=Alzheimer's disease; fvFTD=frontal variant frontotemporal dementia.