Table 1.

Demographics and clinical variables.

	HC (N = 17)		AD (N = 26)		DLB (N = 25)		PDD (N = 21)		p-value
Age	76.18	±5.65	76.46	±7.83	75.8	±6.5	73.29	±5.842	F(3,85) = 1.03, p-value = 0.380Т
Male/Female	10/7		18/8		20/5		19/2		Χ2(3, N = 89) = 5.89, p-value = 0.117ǂ
MMSE	29.12	±0.857	20.08	±4.279	22.64	±4.3	22.71	±4.85	F(2,69) = 2.81; p-value = 0.067*
CAMCOG total	96.47	±3.69	66.54	±16.46	76.08	±12.92	73.38	±13.88	F(2,69) = 2.89; p-value = 0.063*
CAMCOG executive	22.71	±2.25	14.46	±5.49	13.12	±5.03	12.9	±2.86	F(2,69) = 0.79; p-value = 0.457*
CAMCOG memory	23.47	±2.035	10.88	±5.1	18.04	±4.9	17.48	±5.05	F(2,69) = 15.5; p-value < 0.001*
CAMCOG attention	6.76	±0.562	3.81	±2.514	4.4	±2.27	4.19	±1.721	F(2,69) = 0.465; p-value = 0.63*
NPI hall	0	0	0.04	±0.2	1.76	±1.86	2.57	±2.29	F(2,68) = 14.1; p-value < 0.001*
CAF total	0	0	0.6	±1.52	3.92	±4.142	6.63	±4.271	t(42) = 2.12, p-value = 0.03╤
Animal Categorical fluency	20.71	±5.71	11.15	±5.25	11.16	±3.88	11.33	±4.14	F(2,69) = 0.011; p-value = 0.989*
UPDRS III	1.24	±1.522	2.28	±1.929	15.52	±8.2	25.57	±7.018	t(44) = 4.42, p-value < 0.001╤
Angle discrimination	19.63	±0.88	18.24	±3.72	16.17	±4.85	16.55	±4.99	H(2) = 4.1, p-value = 0.129ǂ
FAS Verbal fluency	45.12	±16.53	25.96	±16.14	19.68	±12	20.81	±13.7	H(2) = 1.94, p-value = 0.378ǂ
LEDD	0	0	0	0	164.88	±231.6	818.23	±381.3	t(44) = 7.15, p-value < 0.001╤
ACheI (yes/no)	0/17		24/2		23/2		16/4†		Χ2(2, N = 71) = 2.13, p-value = 0.346
Years since diagnosis	0	0	1.77	±1.13	0.87	±0.63	1.41	±1.91	H(2) = 10.9, p-value = 0.004ǂ

^*ANOVA three groups (AD, DLB, PDD);

^ТANOVA four groups;

^ǂχ² test four groups.

^ǂUnpaired t-test (DLB vs PDD);

^‡Kruskal-Wallis three groups (AD, DLB, PDD).

^†One PDD patient was on Memantine.