Table 2 Means and standard deviations for ELS measures.

From: The association between expressive language skills and adaptive behavior in individuals with Down syndrome

Measure

Conversation

Narration

Combineda

N

M

SD (range)

M

SD (range)

M

SD (range)

Syntax

3.37

1.55 (1.03–6.78)

4.43

2.09 (1–8.76)

3.91

1.74 (1.16–7.22)

95

Lexical diversity

73.76

33.53 (10–154)

62.21

35.13 (1–141)

68.27

32.45 (7.5–135)

95

Unintelligibility

0.25

0.19 (0.02–0.77)

0.23

0.21 (0–0.78)

0.24

0.18 (0.01–0.7)

95

  1. n = 95; aAverage of conversation plus narration.