TABLE 5.
Results of clinical evaluation of diagnostic Ortho/ECi assay and Abbott EIA following resolution of discrepant samplesa
| Sample type | Ortho/ECi result
|
Abbott/EIA result
|
||
|---|---|---|---|---|
| Positive | Negative | Positive | Negative | |
| Anti-HCVb | ||||
| Positive | 175 | 0 | 175 | 2 |
| Negative | 6 | 311 | 0 | 315 |
| HBsAgb | ||||
| Positive | 149 | 4 | 152 | 5 |
| Negative | 0 | 316 | 1 | 311 |
| Anti-HBsAg | ||||
| Positive | 241 | 3 | 236 | 3 |
| Negative | 17 | 219 | 8 | 233 |
a
Concordant positive or negative samples between the two assays and discrepant samples that were confirmed as true positive or negative based on supplemental tests and chart review were employed to determine false-positive or -negative Ortho/ECi and Abbott EIA results.
b
Concordant samples plus samples confirmed as positive or negative by supplemental tests and/or chart review.