. Author manuscript; available in PMC: 2011 May 3.

Published in final edited form as: Cytometry B Clin Cytom. 2010 May;78(3):194–200. doi: 10.1002/cyto.b.20500

Table 2.

Interlaboratory Variation in Dual-Platform Absolute Lymphocyte Count, Percent CD4+ T-Cells, and Percent CD8+ T-Cells Across MACS Sites

CD4 stratum^a	n	Absolute lymphocyte count^a	%CV
CD4 stratum^a	n	Absolute lymphocyte count^a	Absolute Lymphocyte Count	CD4 percent	CD8 percent
All	24	1577 (1239–2014)^b	4.9 (3.9–10.6)^b	2.8 (1.9–3.7)^b	2.0 (1.6–3.1)^b
<400	9	1196 (901–1573)	5.5 (4.3–10.4)	3.7 (3.4–6.6)	1.8 (1.1–4.0)
>400	15	1839 (1342–2144)	4.7 (3.8–10.9)	2.4 (1.5–2.9)	2.0 (1.9–3.2)

cells/mm³.

Median (interquartile range).