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Concordance and kappa coefficients for the agreement between results of the Digene HC system, Roche CMV UL54 ASR, and QIAGEN RealArt CMV LightCycler PCR reagent tests for clinical specimens
| Test comparison | No. of identical results/total no. of results (% concordance) | Kappa coefficient |
|---|---|---|
| HC system versus Roche PCR | 513/556 (92.3) | 0.43 |
| HC system versus QIAGEN PCR | 487/556 (87.6) | 0.33 |
| Roche PCR versus QIAGEN PCR | 526/556 (94.6) | 0.64 |
