Kentucky Communication Disorders

Stage

Age (months)

Description of Productions

Combinations

Production of Child who is Deaf

Comfort Sounds, Cooing

0-4

*Variety of vowels

*Sounds that indicate physical state and feelings

Vowels with change in pitch and duration

No Difference

Babbling

4-6

*Back vowels as in : boot, boat, father, and mat

*Bilabials: p, b, m

Consonant+Vowel (C+V)

No Difference

Reduplicated Babbling

7-10

*Bilabials: p, b, m

*Alveolars: t, d, z

*Variety in pitch, rate, loudness, and duration

*C+V

*CVCV
*CVC-CVC

*Good transition from consonants to vowels

May occur within 6-8 months after amplification is placed if the child can hear and discriminate speech.

Non-reduplicated

Babbling

10-12

*Variety of C+V combinations within a single utterance

* Variety in pitch, rate, loudness, and duration

C1V1C2V2

(pami)

May occur within 8-12 months after amplification is placed if the child can hear and discriminate speech.

Jargon

16-18

*Bilabials: p, b, m

*Alveolars: t, d, z

*n, h added

*Intonation and rhythm similar to that of family

Example: "oh-da-da-to" to "Ama-nota-doggie?"

May occur within 12-18 months after amplification is placed if the child can hear and discriminate speech.

Echolalia

16-18

*Echoes short phrases and sentences said by others

Example: Audlt says" I'll get it." Child says, "I ge ih."

May occur within 12-18 months after amplification is placed if the child can hear and discriminate speech.

Telegraphic Speech

22-24

*Adds fricatives: f, s

* Adds labio-velar: w

*50-65% intelligable

Example: Child says, “Daddy go” for Did daddy go? Or I want to go with daddy.

May occur within 1-2 years after amplification is placed if the child can hear and discriminate speech.

2-3 Word Phrases

25-30

*May omit final consonants

*May substitute consonants

*70-80% intelligable

Example: “No Katie bath.”, “Baby go in car.”

May occur within 1.5-2.5 years after amplification is placed if the child can hear and discriminate speech.