Table 4.

Intervention studies in PPA.

	Studies grouped by type of intervention	Characteristics of participant(s) and further information on PPA	Intervention goals
Impairment-directed interventions	McNeil, Small, Masterson, Fossett (1995)10	61; male; N/A; 9 months (no further information about patient's impairment was given)	Lexical semantic retrieval
	Finocchiaro et al. (2006)42	60; male; N/A; N/A	Naming and lexical retrieval
	Henry, Beeson, Rapcsak (2008)43	N/A; N/A; N/A; 5 years(fluent with characteristics towards non- fluent aphasia, incl. mild agrammatism, phonemic paraphasias, and apraxia of speech)N/A; N/A; N/A; 6 years(fluent aphasia, surface dysgraphia)	Naming and lexical retrieval
	Rapp, Glucroft (2009)44	55; female; College; 9 years (dysgraphia)	Dysgraphia
	Snowden et al. (2012)45	60; male; Academic; 2 years	Facilitating access to letter names and sounds (to assist reading words aloud)
Functional interventions	Cress, King (1999)46	59; female; N/A; 5 years60; male; Doctorate; 7 yearsFor both cases, MRI revealed atrophy of the left temporal lobe, and defined a diagnosis of PPA without dementia	Communication, comprehension and expression
	Cartwright, Elliott (2009)47	From 59 to 66; Tertiary education; 4 PPA (3 nonfluent aphasic women, 1 man with dense semantic deficits); N/A	Enhancing participant's access to TV content
	Farrajota et al. (2012)48	68 (mean); 11.6 years (mean); 3 years (mean); N/A10 patients (2NFPPA, 2SAPPA, 6LPPA)	Ability to communicate by verbal means in everyday life situations