Skip to main content
. 2003 Jun 4;2:8. doi: 10.1186/1476-069X-2-8

Table 4.

Regression coefficients β of adults hair mercury concentration stratified on the base of the WHO* "reference level" as a predictor of neurobehavioral test results in children.

Test βa 95% CI βb 95% CI
Fine Motor Speed -19.0 -31.0; -6.7 -17.7 -29.4; -6.3
Digit Symbol -7.82 -12.4; -3.2 -4.28 -7.9; -0.48
Errors of commission 9.0 3.1; 14.9 9.0 2.9; 15.1

a – not adjusted; b – adjusted by age, gender and education level; * 6 μg/g (WHO reference level)