Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

53 questions · 53 findings · 6 reviews

No studies found 13 · 24.5%GRADE not reported 1 · 1.9%Very low 10 · 18.9%Low 22 · 41.5%Moderate 7 · 13.2%High 0 · 0%

Clonidine vs placebo or no treatment

Number requiring additional analgesia at any time postoperatively ‐ low dose clonidine · patients with postoperative pain

Clonidine showed no clear difference in number requiring additional analgesia at any time postoperatively ‐… compared with placebo or no treatment (low certainty).

1 finding from 1 review

Clonidine vs placebo or no treatment

Number requiring additional analgesia at any time postoperatively ‐ high dose clonidine · patients with postoperative pain

Clonidine probably leads to lower number requiring additional analgesia at any time postoperatively ‐… compared with placebo or no treatment (moderate certainty).

1 finding from 1 review

Clonidine vs placebo or no treatment

Number requiring additional analgesia at any time postoperatively ‐ high dose clonidine, studies with lower risk of bias · patients with postoperative pain

Clonidine probably leads to lower number requiring additional analgesia at any time postoperatively ‐… compared with placebo or no treatment (moderate certainty).

1 finding from 1 review

Clonidine vs midazolam

Number requiring additional analgesia at any time postoperatively ‐ low dose clonidine · patients with postoperative pain

Clonidine may leads to lower number requiring additional analgesia at any time postoperatively ‐… compared with midazolam (low certainty).

1 finding from 1 review

Clonidine vs midazolam

Number requiring additional analgesia at any time postoperatively ‐ high dose clonidine · patients with postoperative pain

Clonidine may leads to lower number requiring additional analgesia at any time postoperatively ‐… compared with midazolam (low certainty).

1 finding from 1 review

Clonidine vs midazolam

Haemodynamic or respiratory changes requiring intervention · patients with postoperative pain

Clonidine probably leads to lower haemodynamic or respiratory changes requiring intervention compared with midazolam (moderate certainty).

1 finding from 1 review

Clonidine vs fentanyl

Additional analgesia required (escape analgesia) · patients with postoperative pain

Clonidine showed no clear difference in number requiring additional analgesia at any time postoperatively compared with fentanyl (moderate certainty).

1 finding from 1 review

Clonidine vs placebo

ADHD symptom‐related behavior Measured by standardized rating scales: Conners' Abbreviated Teacher Rating Scale, Conners' Abbreviated Parent Rating Scale, IOWA Conners' Teacher Rating Scale, Conners' Continuous Performance Task, Child Behaviour Ch... · children with ADHD and comorbid tic disorders
1 finding from 1 review

High dose clonidine vs low dose clonidine

Number requiring additional analgesia required postoperatively ‐ moderate quality studies · patients with postoperative pain

High dose clonidine may leads to lower number requiring additional analgesia required postoperatively ‐… compared with low dose clonidine (low certainty).

1 finding from 1 review