Variable	nfvPPA	lvPPA	svPPA
Western Aphasia Battery Picture Description
Long pause cutoff duration (s)	1.12 (0.20)	0.96 (0.08)	1.06 (0.10)
Number of analysis groups	13.10 (5.34)	24.20 (10.84)	18.40 (10.67)
Syllables per analysis group	7.67 (2.72)	9.25 (2.22)	13.84 (8.11)
Cinderella story telling
Long pause cutoff duration (s)	0.56 (0.09)	0.51 (0.07)	0.67 (0.21)
Number of analysis groups	34.63 (29.74)	43.25 (21.03)	34.67 (27.15)
Syllables per analysis group	5.88 (1.33)	7.08 (1.50)	16.28 (9.50)

Note. Mean values are listed for each group; standard deviations are in parentheses. nfvPPA = nonfluent variant of primary progressive aphasia; lvPPA = logopenic variant of primary progressive aphasia; svPPA = semantic variant of primary progressive aphasia.