Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

121 questions · 139 findings · 21 reviews · Gynaecological, Neuro-oncology and Orphan Cancer

No studies found 42 · 30.2%GRADE not reported 6 · 4.3%Very low 20 · 14.4%Low 38 · 27.3%Moderate 15 · 10.8%High 18 · 12.9%

Summary of findings table ‐ Platinum‐sensitive recurrent EOC: PARPi with chemotherapy vs chemotherapy alone

Adverse events (grade ≥ 3) · platinum‐sensitive recurrent EOC

Summary of findings table ‐ Platinum‐sensitive recurrent EOC: PARPi… showed no clear difference in any severe adverse event (grade 3 or higher) (G3+ SevAE) compared with chemotherapy alone (low certainty).

1 finding from 1 review

Summary of findings table ‐ Platinum‐resistant recurrent EOC: PARPi monotherapy vs chemotherapy alone

Adverse events (grade ≥ 3) · recurrent platinum‐resistant EOC

It is very uncertain whether summary of findings table ‐ Platinum‐resistant recurrent EOC: PARPi… changes any severe adverse events (grade 3 or higher) (G3+ SevAE) compared with chemotherapy (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Newly‐diagnosed EOC: PARPi with chemotherapy vs chemotherapy alone

Adverse events (grade ≥ 3) · newly‐diagnosed EOC

Summary of findings table ‐ Newly‐diagnosed EOC: PARPi with… leads to higher any severe adverse event (grade 3 or higher) (G3+ SevAE) compared with chemotherapy alone (high certainty).

1 finding from 1 review

Intervention not reported

Intervention: high‐dose radiotherapy Comparison: low‐dose radiotherapy Outcome: neurocognitive impairment at 2 years after treatment · people with glioma surviving at least two years

It is very uncertain whether the intervention changes intervention: high‐dose radiotherapy Comparison: low‐dose… (very low certainty).

1 finding from 1 review

Intervention not reported

Intervention: high‐dose radiotherapy Comparison: low‐dose radiotherapy Outcome: neurocognitive impairment at 5 years after treatment · people with glioma surviving at least two years

It is very uncertain whether the intervention changes intervention: high‐dose radiotherapy Comparison: low‐dose… (very low certainty).

1 finding from 1 review

Two doses of HPV vaccine with longer interval vs two doses of HPV vaccine with shorter interval

High‐grade cervical, vulval, vaginal, penile, or anal intraepithelial neoplasia · 9‐ to 14‐year‐old females and males

The review found no eligible studies for this question.

1 finding from 1 review

Nonavalent HPV vaccine vs quadrivalent HPV vaccine

High‐grade cervical intraepithelial neoplasia, adenocarcinoma in situ, and cervical cancer · 9‐ to 26‐year‐old females and males

Nonavalent HPV vaccine showed no clear difference in high‐grade cervical intraepithelial neoplasia, adenocarcinoma in… compared with quadrivalent HPV vaccine (high certainty).

1 finding from 1 review

Nonavalent HPV vaccine vs quadrivalent HPV vaccine

High‐grade cervical, vulval, and vaginal disease · 9‐ to 26‐year‐old females and males

Nonavalent HPV vaccine showed no clear difference in high‐grade cervical, vulval, and vaginal disease at up to 4.5‐year compared with quadrivalent HPV vaccine (high certainty).

1 finding from 1 review

Altered WBRT fractionation schedules vs WBRT control

Overall survival: higher‐dose WBRT vs control (3000 cGy/10 daily fractions)No. of participants: 846(4 RCTs) · patients with newly diagnosed multiple brain metastases

Altered WBRT fractionation schedules showed no clear difference in overall survival: higher‐dose WBRT vs control (3000 cGy/10 daily… compared with WBRT control (moderate certainty).

1 finding from 1 review

Altered WBRT fractionation schedules vs WBRT control: neurological function improvement

Neurological function improvement: higher‐dose WBRT vs control dose WBRT (3000 cGy/10 fractions)No. of participants: 1480(4 RCTs) · patients with newly diagnosed multiple brain metastases

Altered WBRT fractionation schedules showed no clear difference in neurological function improvement: higher‐dose WBRT vs control dose… compared with WBRT control: neurological function improvement (moderate certainty).

1 finding from 1 review

Probiotics vs other active intervention

Grade ≥ 3 diarrhoea · participants with cancer treated with radiotherapy (with or without chemotherapy)

Probiotics may leads to lower severity of diarrhoea: grade 3 or higher compared with other active treatment (low certainty).

1 finding from 1 review