Table 4.
Test | Kappa Coefficient a | Level of agreement | Percentage Agreementb | P value |
---|---|---|---|---|
Disc diffusion | 0.61 | Good agreement | 81.08 | 0.000* |
Flow cytometry | 0.88 | Excellent agreement | 95.59 | 0.000* |
Kappa values: 0.00-0.4, fair agreement ; 0.41-0.75, good agreement ; 0.76-1.00, excellent agreement.
Percentage agreement equals the agreement between the standard test (MD) and either disc diffusion or flowcytometry