Table 2: Results of the logistic regression of a child showing a score above the median; a negative sign demonstrates a diminished probability.

ParameterCoefficientStandardWald 𝜒 2 P r > 𝜒 2
( 𝛽 )error

Intercept−1.54063.46670.19750.6568
Sex0.16590.29400.31840.5726
Age0.06390.22160.08320.7731
Birth weight−0.000100.0002860.11690.7325
W/H-Z score0.22680.14572.42290.1196
W/A-Z score−0.26950.21801.52950.2162
TCV-EtHg−0.01570.005837.27140.0070
HHg−0.06940.05371.66910.1964
Breastfeeding score−0.006550.003393.72650.0536

W/H: weight for height; W/A: weight for age; VCT-EtHg: thimerosal-containing vaccine-ethylmercury; HHg: hair mercury; breastfeeding score = age of infant in days/breastfeeding days × 100.