TABLE 1

Measures

AdministrationMeasureInformation About Measure and Scoring
Receptive languageDirect assessmentPreschool Language Scale version 422Auditory comprehension subscale. Standardized: mean 100, SD 15, range 50–140.
Parent reportChild development inventory23Language comprehension subscale, based on 50 items. Quotients calculated.
Expressive languageDirect assessmentPreschool Language Scale version 422Expressive communication subscale. Standardized: mean 100, SD 15, range 50–140.
Parent reportChild development inventory23Expressive language subscale, based on 50 items. Quotients.
Receptive vocabularyDirect assessmentPeabody Picture Vocabulary Test version 424228 items. Standardized: mean 100, SD 15, range 20–160.
Expressive vocabularyDirect assessmentExpressive Vocabulary Test version 225190 items. Standardized: mean 100, SD 15, range 20–160.
ReadingDirect assessmentWoodcock diagnostic reading battery263 subscale scores: word attack, word identification, and passage comprehension. Standardized: mean 100, SD 15.
MathematicsDirect assessmentWechsler individual achievement test27Mathematics reasoning subtest. Standardized: mean 100, SD 15.
NumberParent reportChild development inventory23Number subscale, based on rating of 15 items. Quotients.
Letter knowledgeDirect assessmentPhonological abilities test28Letter knowledge subtest, measures letter name. Raw score range 0–26.
Parent reportChild development inventory23Letter subscale, based on rating of 15 items. Quotients.
Speech productionDirect assessmentDiagnostic evaluation of articulation and phonology292 subscale scores: vowel and consonant, each based on 50 target words elicited by pictures. Standardized: mean 100, SD 15.
Functional auditory behaviorParent reportParents’ Evaluation of Aural/Oral Performance of Children3011 items. Standardized: mean 100, SD 15.
Social skillsParent reportChild development inventory23Social subscale, based on ratings of 40 items. Quotients.
Behavior problemsParent reportStrengths and difficulties questionnaire3125 items. Standardized: mean 100, SD 15.
Teacher reportStrengths and difficulties questionnaire3125 items. Standardized: mean 100, SD 15.
Health-related quality of lifeParent reportPediatric quality of life inventory3223-items. Standardized: mean 100, SD 15.