Speech, vocabulary & functional listening outcomes

UK National Paediatric Bilateral Audit.

Julie Brinton11 April 2013

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Measures chosen• Categories of Auditory Performance II (CAPII)

– Rating scale administered by parent, teacher of the deaf, SLT etc

• Speech Intelligibility Rating (SIR)

– Rating scale administered by parent, teacher of the deaf, SLT etc

• British Picture Vocabulary Scale 3 (BPVS3)

– Standardised test with norms from hearing children administered by SLT

Categories of Auditory Performance II0 No awareness of environmental sounds /voice

1 Awareness of environmental sounds

2 Response to speech sounds

3 Identification of environmental sounds

4 Discrimination of speech sounds without lip reading

5 Understanding of common phrases without lip reading

6 Understanding of conversation without lip reading

7 Use of telephone with known speaker

8 Follows group conversation in a reverberant room or where there is some interfering noise, such as a classroom or restaurant

9 Use of telephone with an unknown speaker in unpredictable context

4

n= 270 17 119 31 44 47

5

n= 359 413 270 305 119 161 44 45

6

n= 11 82 42 29 46

Speech Intelligibility Rating

Rating Description

1 No intelligible speech or recognisable words

2 Intelligible single words, connected speech is unintelligible

3 Connected speech is intelligible if listener concentrated hard

4 Connected speech is intelligible with slight difficulty

5 Intelligible speech with little/no concentration on part of listener

8

n= 261 16 113 34 44 48

9

n= 359 428 261 301 113 158 44 46

BPVS

BPVS 3• Norm referenced test of receptive vocabulary

• Standardised on 3278 children

• Age range 3 years to 16 years 11 months

• Standard scores were calculated

– mean standard score=100 – 1 standard deviation = 15

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12

n= 10 93 17 78 24 22 9

13

n= 17 2 24 5 9 8

Summary• Children with simultaneous implants “catch up”

with the older sequentially implanted children who have had more hearing experience in functional listening

• At 3 years post implantation the simultaneously implanted children acquire fairly intelligible speech

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