Table 2.

Cognitive profiles of the three PPA variants

	sv-PPA n = 11	nfv-PPA n = 19	lv-PPA n = 17	Statistics	Post-hoc
Token test (cut-off = 26.25)	24.39 ± 6.42	21.02 ± 8.91	23.35 ± 5.66	H = 0.93 n.s.	–
Phonemic fluency (cut-off = 16)	11.73 ± 10.97	12.67 ± 10.4	15.47 ± 8.11	H = 1.35 n.s.	–
Semantic fluency (cut-off = 24)	12.16 ± 10.13	19.87 ± 12.57	20.32 ± 10.74	H = 3.89 n.s.	sv-PPA<lv-PPA*
AAT repetition global score (cut-off = 125/150)	132.50±8.7	124.06 ± 27.01	123.80 ± 15.71	H = 0.89 n.s.	–
CAGI naming (cut-off = 46/48)	16.44 ± 13.27	34.68 ± 13.32	33.79 ± 11.29	H = 9.98**	sv-PPA<nfv-PPA **
sv-PPA<lv-PPA **
CAGI word-picture matching (cut-off = 46/48)	38.44 ± 10.16	47.10 ± 2.19	47.74 ± 0.56	H = 12.9***	sv-PPA<nfv-PPA **
sv-PPA<lv-PPA **
Digit Span (cut-off = 3.5)	5.26±1.09	4.37±1.54	4.15±0.66	H = 7.18*	lv-PPA<sv-PPA **
Corsi Span (cut-off = 3.5)	4.34±0.64	3.67±1.02	4.12±1.32	H = 3.3 n.s.	–
RAVLT immediate recall (cut-off = 28.5)	21.11 ± 7.44	24.57 ± 9.6	23.67 ± 7.28	H = 1.43 n.s.	–
RAVLT delayed recall (cut-off = 4.68)	2.57 ± 2.71	4.8±2.68	2.87 ± 3.74	H = 3.06 n.s.	–
Rey-Osterrieth Complex Figure recall (cut-off = 9.46)	15.10±7.43	12.66±6.31	10.35±4.29	H = 4.52 n.s.	–
Rey-Osterrieth Complex Figure copy (cut-off = 28.87)	29.90±4.65	24.03 ± 8.76	26.59 ± 8.05	H = 3.12 n.s.	–
Attentive Matrices (cut-off = 30)	43.65±8.17	28.90 ± 10.72	34.02±9.94	H = 11.97***	nfv-PPA<sv-PPA ***
lv-PPA<sv-PPA**
Raven Matrices (cut-off = 17.5)	27.55±7.18	22.38±6.32	25.33±5.42	H = 4.01 n.s.

sv-PPA, semantic variant of PPA; nfv-PPA, non fluent variant of PPA; lv-PPA, logopenic variant of PPA; ^* p <0.05; ^**p < 0.01; ^**p < 0.005. Cognitive performances under cut-off are shown in bold.