Research

Expressive Language Development
Expressive One-Word Picture Vocabulary Test
Age Norms for Children Who are Deaf or Hard of Hearing

Group
Age Range
N
Developmental Age in Months
Percentile Rank
10
25
50
75
90
Total
3;7 to 4;6 (48.9 mos.)
43
<24
26
38
44
55.6
4;7 to 5;6 (60.1 mos.)
39
26
35
49
69
80
5;7 to 6;5 (71.8 mos.)
24
28
39
56.5
78
95
No Other Disabilities
3;7 to 4;6 (48.6 mos.)
31
---
30
41
44
---
4;7 to 5;6 (60.0)
28
---
39
53
71.5
---
5;7 to 6;5 (71.3 mos.)
13
---
40.5
65
87
---
Additional Disabilities
3;7 to 4;6 (50.1 mos.)
11
---
<24
28
36
---
4;7 to 5;6 (60.1 mos.)
8
---
26
43
48
---
5;7 to 6;5 (73.2 mos,)
9
---
34
50
62
---

Close window when finished viewing Table