Establishment of Normal Reference Intervals for CD3⁺, CD4⁺, CD8⁺, and CD4⁺ to CD8⁺ Ratio of T Lymphocytes in HIV Negative Adults from University of Gondar Hospital, North West Ethiopia

Table 3

The mean reference value of T lymphocytes subpopulation/L blood in HIV negative adults who visited VCT, University of Gondar Hospital, Ethiopia by age and sex, 2013.

Age group (yrs.)	Gender
	Male				Female				Total
	Number tested	Mean CD4^+	Mean CD8^+	Mean CD4/CD8	Number tested	Mean CD4^+	Mean CD8^+	Mean CD4/CD8	Number tested	Mean CD4^+	Mean CD8^+	Mean CD4/CD8
18–25	96	791	735	1.3	122	891	740	1.4	218	847	737	1.3
26–35	46	705	662	1.3	25	884	764	1.3	71	768	698	1.3
36–45	15	761	649	1.4	10	854	721	1.4	25	798	678	1.4
46–60	2	565	876	0.6	2	485	472	1.2	4	525	674	0.9
>60	2	636	534	2	—	—	—	—	2	636	534	2.0
Total	161	759	705	1.3	159	882	739	1.34	320	820	722	1.3