Calculated measurement of the ratio in whole blood of lymphocytes expressing the CD4 antigen on the surface to lymphocytes expressing the CD8 antigen on the surface.
blood CD4 cell to R73 cell ratio
blood CD4 lymphocyte count to total lymphocyte count ratio +
blood CD45RC(high) CD4 T cell count to CD45RC(low) CD4 T cell count ratio
blood CD45RC(high) CD8 T cell count to CD45RC(low) CD8 T cell count ratio
blood CD45RC(high) CD8 T cell count to total CD8 T cell count ratio
blood CD45RC(low) CD8 T cell count to total CD8 T cell count ratio
blood CD4Th1 cell to CD4 Th2 cell ratio
blood CD8 cell count to R73 cell count ratio
blood CD8 lymphocyte count to total lymphocyte count ratio