Table 2.

Phenotyping of peripheral blood lymphocytes using flow cytometry, December 2015.

Lymphocyte distribution	Unit	Lymphocyte	Median	Confidence interval
Total CD19+ count	×109/L	0.02
CD19+ B cells	%	1.0	9.0	2.0
CD21+ B cells	%	0.2	10.2	4.2
IgM+ B cells	%	0.9	10.2	2.1
Total CD3+ T cell count	×109/L	1.91
Total CD4+ T cell count	×109/L	1.42
Total CD8+ T cell count	×109/L	0.41
CD3+ T cells	%	98.6	92.0	2.1
CD4+ T cells	%	73.2	64.4	4.7
CD8+ T cells	%	21.1	18.3	2.6
CD4+/CD8+ ratio		2.5	3.5	0.8