Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,922 questions · 3,118 findings · 513 reviews

No studies found 574 · 18.4%GRADE not reported 372 · 11.9%Very low 723 · 23.2%Low 854 · 27.4%Moderate 489 · 15.7%High 106 · 3.4%

Low‐dose adjuvant radiotherapy vs standard‐dose adjuvant radiotherapy

Voice (Voice Handicap Index) · patients with HPV‐positive oropharyngeal carcinoma who have received minimally invasive transoral surgery

The review found no eligible studies for this question.

1 finding from 1 review

Standard‐dose adjuvant radiotherapy alone vs adjuvant chemoradiotherapy

Voice (Voice Handicap Index) · patients with HPV‐positive oropharyngeal carcinoma who have received minimally invasive transoral surgery

The review found no eligible studies for this question.

1 finding from 1 review

Beta‐blockers vs placebo

Total mortality

Beta‐blockers showed no clear difference in total mortality compared with placebo (moderate certainty).

1 finding from 1 review

Beta‐blockers vs diuretics

Withdrawals due to adverse events

Beta‐blockers showed no clear difference in withdrawal due to adverse effect compared with diuretics (low certainty).

1 finding from 1 review

Beta‐blockers vs placebo

Total cardiovascular disease

Beta‐blockers may leads to lower total cardiovascular disease compared with placebo (low certainty).

1 finding from 1 review

Beta‐blockers vs placebo

Total coronary heart disease

Beta‐blockers showed no clear difference in total coronary heart disease compared with placebo (moderate certainty).

1 finding from 1 review

Beta‐blockers vs placebo

Withdrawals due to adverse events

Beta‐blockers showed no clear difference in withdrawal due to adverse effect compared with placebo (low certainty).

1 finding from 1 review

Beta‐blockers vs diuretics

Total mortality

Beta‐blockers showed no clear difference in total mortality compared with diuretics (moderate certainty).

1 finding from 1 review