Table 1 Incidence rate of zinc deficiency and the minimum level in autistic children. The number and incidence rate of individuals with zinc deficiency (lower than −2 S.D.) in 1,967 autistic children (1,553 males and 414 females) and the minimum zinc concentration in each age group are tabled

From: Estimation of autistic children by metallomics analysis

   

Number of Cases

Rate (%) of

Minimum

 

Age

No.

with Zn Deficiency

Zn Deficiency

(ppm)

Male

0–3 year-old

N = 577

251

43.5

10.7

 

4–9 year-old

N = 736

207

28.1

21.3

 

10–15 year-old

N = 240

8

3.3

66.1

Female

0–3 year-old

N = 118

62

52.5

17.3

 

4–9 year-old

N = 181

52

28.7

35.7

 

10–15 year-old

N = 115

4

3.5

72.4