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. 2015 Oct 20;71(2):168–171. doi: 10.1016/S1808-8694(15)31306-9

Table 1.

Comparison of rapid test with culture for the detection of GAS antigen in 81 patients with pharyngotonsillitis.

METHOD CULTURE Total
Positive Negative
Rapid Test IOA
positive 31 15 46
negative 02 33 35
Total 33 48 81