Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

314 questions · 335 findings · 34 reviews · Headline outcomes only

No studies found 57 · 17%GRADE not reported 2 · 0.6%Very low 87 · 26%Low 114 · 34%Moderate 60 · 17.9%High 15 · 4.5%

Neoadjuvant immunotherapy (high dose interferon) plus chemotherapy vs neoadjuvant chemotherapy

Overall response rate (ORR), · stage III and IV cutaneous melanoma

It is very uncertain whether neoadjuvant immunotherapy (high dose interferon) plus chemotherapy changes overall response rate (ORR), measured after 8 weeks of treatment and… compared with neoadjuvant chemotherapy (very low certainty).

1 finding from 1 review

Estimates of effects, ranking, and certainty of evidence for different treatment options vs placebo

Interferon + SSA (2 RCTs; 171 participants)

It is very uncertain whether estimates of effects, ranking, and certainty of evidence for… changes interferon + SSA (2 RCTs; 468 participants) compared with placebo (very low certainty).

4 findings from 1 review
Show 1 more finding

Estimates of effects, ranking, and certainty of evidence for different treatment options vs placebo

Interferon (1 RCT; 66 participants)

It is very uncertain whether estimates of effects, ranking, and certainty of evidence for… changes interferon (1 RCT; 66 participants) compared with placebo (very low certainty).

4 findings from 1 review
Show 1 more finding

Rituximab vs other disease‐modifying treatments

Interferon beta or glatiramer acetate · relapsing multiple sclerosis

Rituximab as 'switching' probably leads to higher interferon beta or glatiramer acetate compared with other disease‐modifying treatments (moderate certainty).

2 findings from 1 review

Intervention vs no intervention or control intervention (control)

Serious adverse events (number) ‐ pegylated interferon‐alpha plus ribavirin versus pegylated interferon‐alpha · people with acute hepatitis C infection

It is very uncertain whether intervention changes serious adverse events (proportion) ‐ pegylated interferon‐alpha… compared with no intervention or control intervention (control) (very low certainty).

2 findings from 1 review

Intervention vs no intervention or control intervention (control)

Chronic HCV infection†‐ interferon‐alpha versus no intervention · people with acute hepatitis C infection

It is very uncertain whether intervention changes chronic HCV infection†‐ interferon‐alpha versus no intervention compared with no intervention or control intervention (control) (very low certainty).

1 finding from 1 review

Intervention vs no intervention or control intervention (control)

Chronic HCV infection†‐ interferon‐beta versus no intervention · people with acute hepatitis C infection

It is very uncertain whether intervention changes chronic HCV infection†‐ interferon‐beta versus no intervention compared with no intervention or control intervention (control) (very low certainty).

1 finding from 1 review

Intervention vs no intervention or control intervention (control)

Chronic HCV infection†‐ pegylated interferon‐alpha plus ribavirin versus pegylated interferon‐alpha · people with acute hepatitis C infection

It is very uncertain whether intervention changes chronic HCV infection†‐ pegylated interferon‐alpha plus ribavirin… compared with no intervention or control intervention (control) (very low certainty).

1 finding from 1 review

Intervention vs no intervention or control intervention (control)

Adverse events (proportion) ‐ interferon‐alpha versus no intervention · people with acute hepatitis C infection

It is very uncertain whether intervention changes adverse events (proportion) ‐ interferon‐alpha versus no intervention compared with no intervention or control intervention (control) (very low certainty).

1 finding from 1 review

Intervention vs no intervention or control intervention (control)

Adverse events (number) ‐ interferon‐beta versus no intervention · people with acute hepatitis C infection

It is very uncertain whether intervention changes adverse events (proportion) ‐ interferon‐beta versus no intervention compared with no intervention or control intervention (control) (very low certainty).

2 findings from 1 review