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Table 8 Discriminant validity: correlations between ELS-variables and measures of challenging behaviors

From: Spoken language outcome measures for treatment studies in Down syndrome: feasibility, practice effects, test-retest reliability, and construct validity of variables generated from expressive language sampling

Measures Lexical diversity Syntax Talkativeness Unintelligibility Dysfluency
  Conversation
ABC total raw score − .14 − .13 − .02 .21 − .26*a
Vineland MBI total raw score − .19 − .18 − .17 .20 − .05
  Narration
ABC total raw score − .03 − .06 .10 .10 − .13
Vineland MBI total raw score − .08 − .02 − .05 − .08 .22
  1. *p < .05
  2. aAssociation does not remain significant after FDR correction