Association of the Frequency of Respiratory Illness in Early Childhood with a Change in the Distribution of Blood Lymphocyte Subpopulations

Table 2 Characteristics of Lymphocytes

Lymphocyte	No. of Subjects	Mean	Median	SD
(% indicates proportion of cells with that marker)
Total lymphocytes	67	4.04	3.9	1.34
% CD3/CD4⁺*	73	64.41	65.9	8.19
%CD3/CD8⁺	71	29.61	28.9	8.56
%CD4/CD38^+†	73	85.55	87.9	7.88
%CD4/HLA-DR⁺	71	4.48	4.5	2.08
%CD4/CD38⁺/HLA-DR⁺	71	2.83	2.6	1.29
%CD8/CD38⁺	73	73.88	76.8	11.94
%CD8/HLA-DR⁺	71	7.96	6.2	6.91
%CD8/CD38⁺/HLA-DR⁺	70	6.42	4.515	6.82
%CD4/CD25⁺	73	5.56	5.8	2.84
%CD4/CD69⁺	73	1.11	0.8	1.52
%CD8/CD25⁺	73	1.07	0.7	1.83
%CD8/CD69⁺	73	2.03	1.7	2.03
%CD4/CD45RA⁺	73	81.60	82.1	6.10
%CD4/CD45RA⁺/CD62L⁺	72	77.93	78.65	7.52
%CD8/CD45RA⁺	73	89.56	91.3	7.36
%CD8/CD45RA⁺/CD62L⁺	72	70.79	71.5	11.53
%CD4/CD45RO⁺	72	17.04	14.8	13.80
%CD8/CD45RO⁺	72	13.07	8.40	13.65
%CD4/CD29⁺	70	88.54	90.95	9.04
%CD8/CD29⁺	72	86.38	88.55	8.52

SD = standard deviation.
*Values represent percentage of CD3 lymphocytes that express CD4 or CD8.
^†Values represent percentage of CD3+ CD4+ or CD3+ CD8+ cells that express additional cell surface markers.

ISSN: 1710-1492