Table 2.

Interrater Reliability Data in 2 × 2 Tables Comparing the Hybrid-Specific Typing Assay with Either the HC2 or the gp-PCR Assay

HC2; n = 502	Positive HC2	Negative HC2
Positive new assay	64	31
Negative new assay	9	398
Positive agreement	0.88
Negative agreement	0.93
Cohen's kappa	0.72
gp-PCR; n = 131	Positive PCR	Negative PCR
Positive new assay	98	9
Negative new assay	3	21
Positive agreement	0.97
Negative agreement	0.7
Cohen's kappa	0.72

Each comparison was done with a different set of specimens.