Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

383 questions · 397 findings · 37 reviews

No studies found 59 · 14.9%GRADE not reported 11 · 2.8%Very low 70 · 17.6%Low 86 · 21.7%Moderate 110 · 27.7%High 61 · 15.4%

Hysterectomy (simple or radical) with neoadjuvant chemotherapy vs Radiotherapy alone

Severe adverse events and toxicity · women with locally advanced cervical cancer

Hysterectomy (simple or radical) with neoadjuvant chemotherapy showed no clear difference in severe adverse events and toxicity compared with radiotherapy alone (low certainty).

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Overall survival, induction cisplatin + 5-fluorouracil + docetaxel prior to concurrent chemoradiation (cisplatin) vs concurrent chemoradiation (cisplatin) · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… showed no clear difference in overall survival, induction cisplatin + 5-fluorouracil + docetaxel… compared with locoregional treatment (radiotherapy and/or surgery) alone (low certainty).

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Locoregional control · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… led to lower locoregional control, induction cisplatin + 5-fluorouracil +… compared with locoregional treatment (radiotherapy and/or surgery) alone; GRADE not reported.

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Overall survival, induction platinum + 5-fluorouracil prior to surgery vs surgery alone · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… showed no clear difference in overall survival, induction platinum + 5-fluorouracil prior to… compared with locoregional treatment (radiotherapy and/or surgery) alone (low certainty).

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Overall survival, induction platinum + 5-fluorouracil prior to radiotherapy vs radiotherapy alone · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… showed no clear difference in overall survival, induction platinum + 5-fluorouracil prior to… compared with locoregional treatment (radiotherapy and/or surgery) alone (moderate certainty).

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Disease-free survival · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… led to lower disease-free survival, induction platinum + 5-fluorouracil prior to… compared with locoregional treatment (radiotherapy and/or surgery) alone; GRADE not reported.

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Overall survival, induction cisplatin + 5-fluorouracil prior to concurrent chemoradiation (cisplatin) vs concurrent chemoradiation (cisplatin) · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… showed no clear difference in overall survival, induction cisplatin + 5-fluorouracil prior to… compared with locoregional treatment (radiotherapy and/or surgery) alone (low certainty).

1 finding from 1 review

Summary of findings table (subcomparison 3): chemotherapy agent(s) plus control intervention vs control intervention

Overall survival · palliative participants with esophageal and GE‐junction carcinoma

Summary of findings table (subcomparison 3): chemotherapy agent(s)… probably leads to lower overall survival compared with control intervention alone (moderate certainty).

1 finding from 1 review

Summary of findings table (subcomparison 3): chemotherapy agent(s) plus control intervention vs control intervention

Toxicity · palliative participants with esophageal and GE‐junction carcinoma

It is very uncertain whether summary of findings table (subcomparison 3): chemotherapy agent(s)… changes toxicity compared with control intervention alone (very low certainty).

1 finding from 1 review

Summary of findings table (subcomparison 5): chemotherapy or targeted therapy agent(s) plus control intervention vs control intervention

Overall survival · palliative participants with esophageal and GE‐junction carcinoma

Summary of findings table: chemotherapy or targeted therapy agent(s)… leads to lower overall survival compared with control intervention alone (high certainty).

1 finding from 1 review

Summary of findings table (subcomparison 5): chemotherapy or targeted therapy agent(s) plus control intervention vs control intervention

Progression‐free survival · palliative participants with esophageal and GE‐junction carcinoma

Summary of findings table: chemotherapy or targeted therapy agent(s)… probably leads to lower progression‐free survival compared with control intervention alone (moderate certainty).

1 finding from 1 review

Summary of findings table (subcomparison 5): chemotherapy or targeted therapy agent(s) plus control intervention vs control intervention

Toxicity · palliative participants with esophageal and GE‐junction carcinoma

It is very uncertain whether summary of findings table: chemotherapy or targeted therapy agent(s)… changes toxicity compared with control intervention alone (very low certainty).

1 finding from 1 review

Summary of findings table (subcomparison 1): chemotherapy or targeted therapy plus best supportive care (BSC) vs BSC

Overall survival · palliative participants with esophageal and GE‐junction carcinoma

Summary of findings table (subcomparison 1): chemotherapy or… leads to lower overall survival compared with BSC (high certainty).

1 finding from 1 review

Summary of findings table (subcomparison 1): chemotherapy or targeted therapy plus best supportive care (BSC) vs BSC

Progression‐free survival · palliative participants with esophageal and GE‐junction carcinoma

It is very uncertain whether summary of findings table (subcomparison 1): chemotherapy or… changes progression‐free survival compared with BSC (very low certainty).

1 finding from 1 review

Summary of findings table (subcomparison 1): chemotherapy or targeted therapy plus best supportive care (BSC) vs BSC

Toxicity · palliative participants with esophageal and GE‐junction carcinoma

It is very uncertain whether summary of findings table (subcomparison 1): chemotherapy or… changes toxicity compared with BSC (very low certainty).

1 finding from 1 review