Table 1 Characteristics of subjects with Down syndrome

Age (in years)

5-18

30

28%

>18

79

72%

Gender

Male

61

56%

Female

48

44%

Race

Chinese

109

100%

Hong Kong Resident Status:

Permanent resident

108

99%

Singly- non-permanent resident

0

0%

Doubly- non-permanent resident

1

1%

Non-residence

0

0%

Primary Language spoken:

Cantonese

108

99%

Putonghua

1

1%

Proxy-relation:

Mother

97

89%

Father

6

6%

Sibling

4

4%

Others

2

2%