Findings

What do systematic reviews say?

5 questions · 5 findings · 2 reviews · Dental caries

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No studies found 1 · 20%GRADE not reported 4 · 80%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Chemotherapy regimen A (+/- locoregional treatment) vs Chemotherapy regimen B (+/- locoregional treatment)

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

1 finding from 1 review

Interventions for the treatment of oral cavity and oropharyngeal cancer: chemotherapy 2021 · Cochrane All outcomes
Induction cisplatin+5-FU+docetaxel vs cisplatin+5-FU: disease-free survival HR 0.72 (95% CI 0.57 to 0.91, P = 0.006; Vermorken 2007). Prior to concurrent chemoradiation: Posner 2007 HR 0.71 (0.56 to 0.90, P = 0.005).…
2 studies
GRADE not reported

Surgery +/- radiotherapy + (adjuvant) chemotherapy vs Surgery +/- radiotherapy alone (observation or adjuvant radiotherapy only)

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

Surgery +/- radiotherapy + (adjuvant) chemotherapy led to lower disease-free survival, adjuvant concurrent chemoradiation vs… compared with surgery +/- radiotherapy alone (observation or adjuvant radiotherapy…; GRADE not reported.

1 finding from 1 review

Interventions for the treatment of oral cavity and oropharyngeal cancer: chemotherapy 2021 · Cochrane All outcomes
HR 0.84 [0.72, 0.97]
4 studies
GRADE not reported

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

Interventions for the treatment of oral cavity and oropharyngeal cancer: chemotherapy 2021 · Cochrane All outcomes
HR 0.78 [0.63, 0.97]
3 studies · 332 participants
GRADE not reported

Surgery plus radiotherapy vs Chemotherapy (chemoradiotherapy)

Disease-free survival · Adults with oral cavity or oropharyngeal cancer

The review found no eligible studies for this question.

1 finding from 1 review

Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes
oral cavity
Disease-free survival: not reported (Iyer 2015).
0 studies
No studies found

Concomitant (concurrent) chemoradiotherapy vs Radiotherapy alone

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

Concomitant (concurrent) chemoradiotherapy led to lower disease-free survival, concurrent chemoradiotherapy vs radiotherapy… compared with radiotherapy alone (non-resectable tumours); GRADE not reported.

1 finding from 1 review

Interventions for the treatment of oral cavity and oropharyngeal cancer: chemotherapy 2021 · Cochrane All outcomes
HR 0.74 [0.67, 0.80]
13 studies
GRADE not reported