Table 1.
Concordance Between Weeks 4 and 12 Null Response in Peginterferon α and Ribavirin-treated Patients
| Outcome | Week 12 null response peginterferon α-2b (1.5 μg/kg/week) and ribavirin | Week 12 null response peginterferon α-2a (180 μg/week) and ribavirin | Week 12 null response peginterferon α-2b (1.0 μg/kg/week) and ribavirin | ||||||
|---|---|---|---|---|---|---|---|---|---|
| All patients | IL-28B CC | IL-28B CT/TT | All patients | IL-28B CC | IL-28B CT/TT | All patients | IL-28B CC | IL-28B CT/TT | |
| Week 4 null response, n | 150 | 5 | 68 | 14 | 4 | 70 | 235 | 4 | 113 |
| Week 4 non-null response, n | 55 | 0 | 30 | 52 | 0 | 9 | 69 | 5 | 31 |
| Concordance | 88% | 100% | 81% | 91% | 100% | 88% | 87% | 95% | 81% |
- IL
interleukin.