Table 4.

Intra- and inter-assay of 8-pooled sampling

8 – fold pooled sample	Coefficient of Variation %
Intra assay
High viral load positive samples	0–4%
Medium viral load positive samples	0–3%
Low viral load/ Weak positives	2–141%
Inter assay
High viral load positive samples	2–14%
Medium viral load positive samples	2–87%
Low viral load/ Weak positives	26–173%