Guidelines for Children with Abnormal Speech Development

Age, moReferral Guidelines for Children With “Speech” Delay
12No differentiated babbling or vocal imitation
18No use of single words
24Single-word vocabulary of ≤10 words
30Fewer than 100 words; no evidence of 2-word combinations; unintelligible
36Fewer than 200 words; no use of telegraphic sentences; clarity <50%
48Fewer than 600 words; no use of single sentences; clarity ≤80%
  • Source: Matkin ND. Pediatr Rev. 1984;6:151.