American Association of Immunologists

Table IV.

Age in relation to CD8⁺CD45RA⁺CD27⁻ T cells in CMV-positive controls^a

	Age 0–4 Years (n = 23)	Age 15–18 Years (n = 23)	p Values
% of CD8⁺CD45RA⁺CD27⁻ T cells of total CD8⁺ T cells± SD	26.3 ± 9.7	19.0 ± 10.1	<0.01
Absolute no. of CD8⁺CD45RA⁺CD27⁻ T cells (10⁶/ml; mean± SD)	0.407 ± 0.264	0.144 ± 0.207	<0.0001
Absolute no. of CD8⁺CD45RA⁺CD27⁻ T cells divided by total no. of CD3⁺ T cells	0.114 ± 0.063	0.078 ± 0.069	<0.05

	Age 0–4 Years (n = 23)	Age 15–18 Years (n = 23)	p Values
% of CD8⁺CD45RA⁺CD27⁻ T cells of total CD8⁺ T cells± SD	26.3 ± 9.7	19.0 ± 10.1	<0.01
Absolute no. of CD8⁺CD45RA⁺CD27⁻ T cells (10⁶/ml; mean± SD)	0.407 ± 0.264	0.144 ± 0.207	<0.0001
Absolute no. of CD8⁺CD45RA⁺CD27⁻ T cells divided by total no. of CD3⁺ T cells	0.114 ± 0.063	0.078 ± 0.069	<0.05

Serum responses were positive or negative according to the standard cutoff values described in Materials and Methods for the CMV serology test.