Table 1 Comparison between Egyptian and Saudi Groups in sociodemographic variables

Gender

   Male

12

60%

18

64.3%

0.091

1

0.4

   Female

8

40%

10

35.7%

mean

SD

Mean

SD

U

Z

P value

Age in years

   Total sample

7.4

4.02

7.6

3.4

253.5

-0.5

0.5

   Male

8.2

4.2

7.8

3.6

   Female

6.1

3.5

7.3

2.9

Age of noticing abnormality

   Total sample

2.25

0.5

1.7

1.3

188

-1.9

0.04

   Male

2.4

0.5

1.5

1.2

   Female

2

0.5

2.1

1.3

Age of starting intervention

   Total sample

2.6

0.9

4.8

2.5

136.5

-3.07

0.002

   Male

3.1

0.4

4.8

2.8

   Female

3

1.5

4.7

1.9

Birth order

1.4

0.8

2.9

2.4

150.5

-2.8

0.004