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Evidence found and GRADE certainty

535 questions · 545 findings · 129 reviews · Headline outcomes only

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No studies found 131 · 24%GRADE not reported 30 · 5.5%Very low 123 · 22.6%Low 136 · 25%Moderate 98 · 18%High 27 · 5%

Pexastimogene devacirepvec (Pexa‐Vec) plus best supportive care vs best supportive care

Overall survival (absolute effect size estimates based on survival rate at 12 months) · participants with advanced hepatocellular carcinoma

It is very uncertain whether pexastimogene devacirepvec (Pexa‐Vec) plus best supportive care changes overall survival (absolute effect size estimates based on survival… compared with best supportive care alone (very low certainty).

1 finding from 1 review

Anti‐vascular endothelial growth factor (anti‐VEGF) with or without pan‐retinal photocoagulation (PRP) vs PRP alone

Need for vitrectomy · proliferative diabetic retinopathy

Anti‐vascular endothelial growth factor (anti‐VEGF) with or without… may leads to lower need for vitrectomy compared with PRP alone (low certainty).

1 finding from 1 review

Mammography in combination with breast ultrasonography vs mammography alone

Incremental cancer detection in women with dense breasts: cohort studies · breast cancer screening in women at average risk with dense breasts

Mammography in combination with breast ultrasonography showed no clear difference in incremental cancer detection in women with dense breasts: RCT compared with mammography alone (high certainty).

2 findings from 1 review

Mammography in combination with breast ultrasonography vs mammography alone

Incremental detection of invasive cancers · breast cancer screening in women at average risk with dense breasts

Mammography in combination with breast ultrasonography showed no clear difference in incremental detection of invasive cancers compared with mammography alone (low certainty).

1 finding from 1 review

Mammography in combination with breast ultrasonography vs mammography alone

Incremental cancer detection for women with non‐dense breasts: cohort studies · breast cancer screening (non‐dense breasts)

Mammography in combination with breast ultrasonography probably leads to higher incremental cancer detection for women with non‐dense breasts: RCT compared with mammography alone (moderate certainty).

2 findings from 1 review

Mammography in combination with breast ultrasonography vs mammography alone

Incremental cancer detection: cohort studies · s of women with dense and non‐dense breasts

Mammography in combination with breast ultrasonography leads to higher incremental cancer detection: RCT compared with mammography alone (high certainty).

2 findings from 1 review

Mammography in combination with breast ultrasonography vs mammography alone

Incremental detection of invasive cancers · s of women with dense and non‐dense breasts

Mammography in combination with breast ultrasonography showed no clear difference in incremental detection of invasive cancers: RCT compared with mammography alone (low certainty).

2 findings from 1 review

Summary of findings table ‐ Quality and volume of gastric residual vs quality of gastric residual alone

Risk of invasive Infection · feed interruption while monitoring gastric residual

Summary of findings table ‐ Quality and volume of gastric residual showed no clear difference in risk of invasive Infection compared with quality of gastric residual alone (low certainty).

1 finding from 1 review

Full‐mouth ultrasonic scaling plus photodynamic therapy vs full‐mouth ultrasonic scaling alone

Resolution or reduction in severity of any other dental complication: oral infections (measured by reduction in or resolution of lesions such as periapical cysts, abscesses, or space infections) · people with thalassaemia (any age)

The review found no eligible studies for this question.

1 finding from 1 review

Full‐mouth ultrasonic scaling plus photodynamic therapy vs full‐mouth ultrasonic scaling alone

Resolution or reduction in severity of any other dental complication: systemic infections (measured by number of episodes after treatment for dental complications under antibiotic prophylaxis) · people with thalassaemia (any age)

The review found no eligible studies for this question.

1 finding from 1 review

Summary of findings table ‐ Convalescent plasma vs placebo or usual care

Time to symptom resolution · outpatients withmild disease

Summary of findings table ‐ Convalescent plasma showed no clear difference in time to symptom resolution (absolute effect calculated for day 12) compared with placebo or standard care alone (low certainty).

1 finding from 1 review

Calcineurin inhibitors ± oral steroids vs oral steroids alone

Adverse effects: diabetes or hyperglycaemia · minimal change disease in adults with nephrotic syndrome

Calcineurin inhibitors ± oral steroids showed no clear difference in adverse effects: diabetes or hyperglycaemia compared with oral steroids alone (low certainty).

1 finding from 1 review