Skip to main content

Table 2 Median Ct difference between individual and pooled samples

From: Evaluation of pooling of samples for testing SARS-CoV- 2 for mass screening of COVID-19

Pool details

Ct difference (Median)

Interquartile range (IQR)

4 pool (HP)

2.29

0.49

4 pool (MP)

1.79

0.79

4 pool (WP)

- 18.26

39.60

8 pool (HP)

3.10

1.38

8 pool (MP)

2.66

1.21

8 pool (WP)

−36.01

28.81

  1. * HP High viral load positive sample, MP Medium viral load positive sample, WP low viral load or weak positive sample