Table 2.

Descriptive data for three participants with CAS

	Participant
	#094	#097	#103
Age (years)	13	10	10
Intervention History	Age 2.5-present	Age 2.5-present	Age 5-present*
Speech Production Measures
GFTA-2 Raw score/Standard Score/Percentile	20/<40/<1	20/43/<1	22/<40/<1
GFTA-2 Percent Consonants Correct / Percent Rhotics Correct	75 / 0	79 / 0	79 / 0
Multisyllabic Word Repetition Percent Consonants Correct	71	80	77
Multisyllabic Word Repetition Percent Correct Lexical Stress	55	80	60
Inconsistency Task (range 1= always consistent, 8= always inconsistent)	3.9	1.9	1.9
Emphatic Stress Score (Max = 24)	17	23	3
Maximum Performance Task Apraxia Score	2	2	2
Maximum Performance Task Dysarthria Score	1	0	1
Oral Language Measures
PPVT-4 Standard Score	19	116	87
EVT-2 Standard Score	14	104	89
CELF-4-Recalling Sentences Scaled Score	2	7	4
CELF-4-Formulated Sentences Scaled Score	4	7	6
Phonological Processing
CTOPP-2 Elision Scaled Score	1	6	8
CTOPP-2 Blending Scaled Score	4	6	4
CTOPP-2 Phoneme Isolation Scaled Score	4	4	3
CTOPP-2 Phonological Awareness Standard Score	56	71	69
SAILS Number Correct (of 100)	16	77	54
SAILS ɹ Correct (of 20)	13	15	9
Nonword Repetition Percent Phonemes Correct (of 100)	69	58	75
Nonverbal
WASI-2 Block Design T-score	25	37	37
WASI-2 Matrix Reasoning T-score	26	52	56

Note: Standard scores are normed with a mean of 100 and SD of 15. Scaled scores are normed with a mean of 10 and SD of 3. T-scores have a mean of 50 and SD of 10. Percentages are out of 100. See text for descriptions of tasks and scoring for non-standardised measures.

^*Due to an adoption, speech therapy history before age 5 is unknown for participant 103