TABLE 2.
Comparison of the results obtained with COBAS v2.0 and bDNA v2.0 assays, according to HCV genotype, of serum samples from 174 patients with chronic hepatitis C
| Assay and value | HCV genotype (no. of patients)
|
|||||
|---|---|---|---|---|---|---|
| 1a (20) | 1b (55) | 2 (24) | 3 (37) | 4 (16) | Other (22) | |
| COBAS v2.0 | ||||||
| Geometric meana | 6.47 | 6.41 | 6.52 | 6.67 | 5.77 | 6.57 |
| Range | 5.21–7.23 | 4.92–7.86 | 5.08–7.47 | 4.41–7.86 | 4.36–6.41 | 5.69–7.35 |
| bDNA v2.0 | ||||||
| Geometric meana | 6.75 | 6.53 | 6.66 | 6.82 | 6.47 | 6.78 |
| Range | 5.32–7.67 | 5.30–7.65 | 5.32–7.46 | 5.3–7.69 | 5.30–7.30 | 5.70–7.48 |
| rb | 0.773 | 0.749 | 0.480 | 0.804 | 0.700 | 0.893 |
a
Values are log10 RNA copies per milliliter.
b
Spearman rank correlation coefficient between the two assays.