Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,192 questions · 1,243 findings · 151 reviews

No studies found 252 · 20.3%GRADE not reported 180 · 14.5%Very low 291 · 23.4%Low 282 · 22.7%Moderate 174 · 14%High 64 · 5.1%

Single dose primaquine at 0.2 to 0.25 mg/kg vs no primaquine, with artemisinin partner,

Participants with severe haemolysis · adults and children with malaria being treated with artemisinin combination treatment

Single dose primaquine at 0.2 to 0.25 mg/kg showed no clear difference in participants with severe haemolysis compared with no primaquine, with artemisinin partner, (moderate certainty).

1 finding from 1 review

Repeated single embryo transfer (mixed policies) vs multiple embryo transfer

Cumulative live birth · transfer following in vitro fertilisation or intracytoplasmic sperm injection

Repeated single embryo transfer (mixed policies) showed no clear difference in cumulative live birth compared with multiple embryo transfer (low certainty).

1 finding from 1 review

Repeated single embryo transfer (mixed policies) vs multiple embryo transfer

Multiple pregnancy · transfer following in vitro fertilisation or intracytoplasmic sperm injection

Repeated single embryo transfer (mixed policies) probably leads to lower multiple pregnancy compared with multiple embryo transfer (moderate certainty).

1 finding from 1 review

Repeated single embryo transfer (mixed policies) vs multiple embryo transfer

Clinical pregnancy rate · transfer following in vitro fertilisation or intracytoplasmic sperm injection

Repeated single embryo transfer (mixed policies) showed no clear difference in clinical pregnancy rate compared with multiple embryo transfer (low certainty).

1 finding from 1 review

Repeated single embryo transfer (mixed policies) vs multiple embryo transfer

Miscarriage · transfer following in vitro fertilisation or intracytoplasmic sperm injection

Repeated single embryo transfer (mixed policies) showed no clear difference in miscarriage rate compared with multiple embryo transfer (low certainty).

1 finding from 1 review

Standard‐dose VKA plus single antiplatelet agent vs vitamin K antagonist (VKA)

Thromboembolic events · people with antiphospholipid syndrome and a history of stroke or thromboembolic events

Standard‐dose VKA plus single antiplatelet agent may leads to higher any thromboembolic event compared with standard‐dose VKA (low certainty).

1 finding from 1 review

Standard‐dose VKA plus single antiplatelet agent vs vitamin K antagonist (VKA)

Major bleeding · people with antiphospholipid syndrome and a history of stroke or thromboembolic events

Standard‐dose VKA plus single antiplatelet agent showed no clear difference in major bleeding compared with standard‐dose VKA (low certainty).

1 finding from 1 review

Standard‐dose VKA plus single antiplatelet agent vs vitamin K antagonist (VKA)

Total mortalitya · people with antiphospholipid syndrome and a history of stroke or thromboembolic events

It is very uncertain whether standard‐dose VKA plus single antiplatelet agent changes all‐cause mortalitya compared with standard‐dose VKA (very low certainty).

1 finding from 1 review

Standard‐dose VKA plus single antiplatelet agent vs vitamin K antagonist (VKA)

Strokea · people with antiphospholipid syndrome and a history of stroke or thromboembolic events

Standard‐dose VKA plus single antiplatelet agent showed no clear difference in strokea compared with standard‐dose VKA (low certainty).

1 finding from 1 review

Standard‐dose VKA plus single antiplatelet agent vs vitamin K antagonist (VKA)

Minor bleedingb · people with antiphospholipid syndrome and a history of stroke or thromboembolic events

Standard‐dose VKA plus single antiplatelet agent showed no clear difference in minor bleedingb compared with standard‐dose VKA (low certainty).

1 finding from 1 review

Standard‐dose VKA plus single antiplatelet agent vs dual antiplatelet agent

Stroke · people with antiphospholipid syndrome, with previous stroke

It is very uncertain whether standard‐dose VKA plus single antiplatelet agent changes stroke compared with dual antiplatelet agent (very low certainty).

1 finding from 1 review

Prophylactic antibiotics vs placebo or no treatment

Surgical site infection · women with urinary stress incontinence undergoing continence surgery

It is very uncertain whether prophylactic antibiotics (single or combined drugs) changes number of surgical site infections (SSIs) before discharge compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Prophylactic antibiotics vs placebo or no treatment

Number of symptomatic UTIs or bacteriuria before discharge · women with urinary stress incontinence undergoing continence surgery

It is very uncertain whether prophylactic antibiotics (single or combined drugs) changes number of symptomatic UTIs or bacteriuria before discharge compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Prophylactic antibiotics vs placebo or no treatment

Febrile morbidity · women with urinary stress incontinence undergoing continence surgery

It is very uncertain whether prophylactic antibiotics (single or combined drugs) changes number of women with febrile morbidity at hospital discharge compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Prophylactic antibiotics vs placebo or no treatment

Mesh exposure · women with urinary stress incontinence undergoing continence surgery

It is very uncertain whether prophylactic antibiotics (single or combined drugs) changes number of mesh exposures within six weeks after the operation compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Single-stage alginate impression (simplified method) vs Two stage-two step zinc-oxide eugenol (ZoE) traditional method

Participant-reported quality of the denture (general satisfaction) · Completely edentulous people

It is very uncertain whether single-stage alginate impression (simplified method) changes participant-reported quality of the denture (general satisfaction) compared with two stage-two step zinc-oxide eugenol (ZoE) traditional method (very low certainty).

1 finding from 1 review