Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

13 questions · 13 findings · 2 reviews

No studies found 5 · 38.5%GRADE not reported 0 · 0%Very low 3 · 23.1%Low 4 · 30.8%Moderate 1 · 7.7%High 0 · 0%

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

Sustained virological response · participants with detectable HCV RNA after 12 weeks of treatment with pegylated interferon and ribavirin, but with >= 2 log viral…

It is very uncertain whether extended peginterferon plus ribavirin treatment for 72 weeks changes sustained virological response (SVR) compared with standard peginterferon plus ribavirin treatment (very low certainty).

1 finding from 1 review

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

Relapse · participants with detectable HCV RNA after 12 weeks of treatment with pegylated interferon and ribavirin, but with >= 2 log viral…

It is very uncertain whether extended peginterferon plus ribavirin treatment for 72 weeks changes relapse compared with standard peginterferon plus ribavirin treatment (very low certainty).

1 finding from 1 review

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

End of treatment response (ETR) · participants with detectable HCV RNA after 12 weeks of treatment with pegylated interferon and ribavirin, but with >= 2 log viral…

It is very uncertain whether extended peginterferon plus ribavirin treatment for 72 weeks changes end of treatment response (ETR) compared with standard peginterferon plus ribavirin treatment (very low certainty).

1 finding from 1 review

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

Sustained virological response · participants with detectable HCV RNA after four weeks of treatment with pegylated interferon and ribavirin

Extended peginterferon plus ribavirin treatment for 72 weeks may leads to higher sustained virological response (SVR) compared with standard peginterferon plus ribavirin treatment (low certainty).

1 finding from 1 review

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

Relapse · participants with detectable HCV RNA after four weeks of treatment with pegylated interferon and ribavirin

Extended peginterferon plus ribavirin treatment for 72 weeks may leads to lower relapse rate compared with standard peginterferon plus ribavirin treatment (low certainty).

1 finding from 1 review

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

End of treatment response (ETR) · participants with detectable HCV RNA after four weeks of treatment with pegylated interferon and ribavirin

Extended peginterferon plus ribavirin treatment for 72 weeks may leads to lower end of treatment response (ETR) compared with standard peginterferon plus ribavirin treatment (low certainty).

1 finding from 1 review

Extended peginterferon plus ribavirin treatment for 72 weeks vs standard peginterferon plus ribavirin treatment

Adherance to treatment · participants with detectable HCV RNA after four weeks of treatment with pegylated interferon and ribavirin or participants with detectable…

Extended peginterferon plus ribavirin treatment for 72 weeks probably leads to lower adherance to treatment compared with standard peginterferon plus ribavirin treatment (moderate certainty).

1 finding from 1 review