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The Egyptian Journal of Otolaryngology

Table 8 The significance of difference between the mean score in each scale among the three groups

From: The early communicative skills among a sample of Egyptian infants and toddlers

Comm. domain

Age

Age 6–12 months

Age 13–18 months

Age 19–24 months

Passive joint attention

19–24 months

0.000*

0.000*

--------

13–18 months

0.000*

--------

0.000*

6–12 months

--------

0.000*

0.000*

Active joint attention

19–24 months

0.000*

0.007*

---------

13–18 months

0.000*

----------

0.007*

6–12 months

-------

0.000*

0.000*

Gesture use

19–24 months

0.000*

0.044*

---------

13–18 months

0.000*

---------

0.044*

6–12 months

--------

0.000*

0.000*

Expressive language

19–24 months

0.000*

0.009*

----------

13–18 months

0.000*

---------

0.009*

6–12 months

---------

0.000*

0.000*

Receptive language

19–24 months

0.000*

0.000*

-----------

13–18 months

0.000*

----------

0.000*

6–12 months

----------

0.000*

0.000*

Object use

19–24 months

0.000*

0.004*

----------

13–18 months

0.000*

-----------

0.004*

6–12 months

----------

0.000*

0.000*

Social interaction

19–24 months

0.000*

0.372

---------

13–18 months

0.000*

-------

0.372

6–12 months

----------

0.000*

0.000*

The full scale

19–24 months

0.000*

0.271

-------

13–18 months

0.000*

---------

0.271

6–12 months

---------

0.000*

0.000*

  1. The table shows the p value of the statistical difference between mean scores (in each scale) earned by the participants in the three studied group. The table shows that there was a significant statistical differences between the mean score of each scale when comparing the three studied groups
  2. 0.000* = highly significant value
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