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. Author manuscript; available in PMC: 2013 Jan 27.
Published in final edited form as: Toxicology. 2011 Oct 25;291(1-3):43–50. doi: 10.1016/j.tox.2011.10.013

Table 3. Spearman correlation between immune parameters and age for children without ETS exposure and PbB < 10μg/dL, a subset of the Springfield MO study population (n=59).

Parameter Age
Correlation
coefficient (ρ)		 p-value
% Lymphocytes −0.54 <0.001**
IgE (IU/ml) 0.61 <0.001**
sCD25-sIL2R
(IU/ml)		 −0.45 <0.001**
% Granulocytes 0.40 0.003**
Rubella titer 0.22 0.07*
% Total T cells −0.20 0.14
% Activated
Lymphocytes		 0.17 0.20
% CD25+ 0.17 0.21
% E-Rosette
(CD2+)		 −0.13 0.34
% Activated T
cells		 0.10 0.45
sIL4 (pg/ml) 0.13 0.47
% Total B cells
(CD19+)		 0.09 0.51
% CD71+ 0.09 0.52
% CD28+ −0.09 0.52
% Monocytes 0.07 0.60
% CD27+ −0.07 0.76
Tetanus titer 0.05 0.80
Diptheria titer −0.05 0.82
**

p < 0.05

*

0.05 < p < 0.10