Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,809 questions · 1,956 findings · 194 reviews

No studies found 422 · 21.6%GRADE not reported 427 · 21.8%Very low 353 · 18%Low 397 · 20.3%Moderate 293 · 15%High 64 · 3.3%

Osmotic‐release oral system methylphenidate vs placebo

Proportion of individuals withdrawing from treatment · people with ADHD and epilepsy

Osmotic‐release oral system methylphenidate probably leads to higher proportion of people withdrawing from treatment compared with placebo (moderate certainty).

1 finding from 1 review

Oral omega‐3 PUFAs plus conventional therapy vs conventional therapy

Dry eye symptoms, measured using the OSDI score (ranging from 0 to 100 units, with a reduction in scores indicating clinical improvement) at 1‐month (with actual · people with dry eyea

Oral omega‐3 PUFAs plus conventional therapy showed no clear difference in dry eye symptoms, measured using the OSDI score (ranging from 0 to… compared with conventional therapy alone (low certainty).

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Amount of analgesia · Patients being treated for cancer (predominantly haematological malignancies)

The review found no eligible studies for this question.

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Patient quality of life · Patients being treated for cancer (predominantly haematological malignancies)

The review found no eligible studies for this question.

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Viral isolates (HSV isolates identified, with or without clinical symptoms) · Patients being treated for cancer (predominantly haematological malignancies)

Prophylactic aciclovir (oral or intravenous) led to lower viral isolates (HSV isolates identified, with or without clinical… compared with placebo; GRADE not reported.

1 finding from 1 review