Table 4 Incidence rate of calcium deficiency and the minimum level in autistic children. The number and incidence rate of individuals with calcium deficiency (lower than −2 S.D.) in 1,967 autistic children (1,553 males and 414 females) and the minimum calcium concentration in each age group are tabled

From: Estimation of autistic children by metallomics analysis

 

Age

Number of Cases with Ca Deficiency

Rate (%) of Ca Deficiency

Minimum (ppm)

Male

0–3 year–old

60

10.4

70.1

 

4–9 year–old

45

6.1

67.5

 

10–15 year–old

1

0.4

95.5

Female

0–3 year–old

4

3.4

88.2

 

4–9 year–old

3

1.7

95.4

 

10–15 year–old

1

0.9

90.2