Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

4,918 questions · 5,537 findings · 1,803 reviews

No studies found 1,309 · 23.6%GRADE not reported 440 · 7.9%Very low 1,560 · 28.2%Low 1,292 · 23.3%Moderate 751 · 13.6%High 185 · 3.3%

Ranked among the 5,000 newest matching findings; add words or filters to narrow the search.

Larger atraumatic needles vs atraumatic needles

Adverse events: backache · patients undergoing lumbar punctures with atraumatic needles (Whitacre, Atraucan, Sprotte, Cappe‐Deutsh, Pajunk, Gertie Marx, Durasafe,…

Larger atraumatic needles probably leads to lower adverse events: backache compared with smaller atraumatic needles (moderate certainty).

1 finding from 1 review

Ranolazine (monotherapy) vs placebo

Adverse events incidence · patients with stable angina pectoris

It is very uncertain whether ranolazine (monotherapy) changes adverse events incidence compared with placebo (very low certainty).

1 finding from 1 review