Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

550 questions · 606 findings · 25 reviews · Oral medicine and oral cancer

No studies found 62 · 10.2%GRADE not reported 428 · 70.6%Very low 69 · 11.4%Low 30 · 5%Moderate 16 · 2.6%High 1 · 0.2%

Visual screening (oral visual inspection) by trained health workers vs No screening

Survival (proportion alive after diagnosis) · Apparently healthy adults aged 35 years or older (general population), living in 13 clusters in rural areas of Trivandrum city, Kerala,…
1 finding from 1 review

Indigo wood root vs saline placebo

Oral mucositis (moderate to severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies

Indigo wood root showed no clear difference in oral mucositis (moderate to severe) compared with saline (placebo); GRADE not reported.

1 finding from 1 review

Low‐level laser therapy vs Placebo or no active treatment

Oral mucositis (any severity) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies

Laser (low level) showed no clear difference in oral mucositis (any severity) compared with placebo/sham/no treatment; GRADE not reported.

1 finding from 1 review

Yangyin-humo decoction vs Traditional Western medicine

Oral mucositis (severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies

Yangyin-humo decoction showed no clear difference in oral mucositis (severe) compared with traditional Western medicine; GRADE not reported.

1 finding from 1 review

Radiotherapy (morning) vs Radiotherapy (afternoon/evening)

Oral mucositis (moderate to severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies

Radiotherapy (morning) showed no clear difference in oral mucositis (moderate to severe) compared with radiotherapy (afternoon/evening); GRADE not reported.

1 finding from 1 review

Oral cryotherapy (ice chips, ice-cold water, ice cubes or crushed ice held in the mouth during cancer treatment) vs no treatment

Oral mucositis (moderate to severe) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies

Cryotherapy (ice chips) led to lower oral mucositis (moderate to severe) compared with no treatment; GRADE not reported.

1 finding from 1 review

Chlorhexidine vs Cryotherapy (ice chips) 60 minutes

Oral mucositis (any severity) · Patients with cancer receiving radiotherapy, chemotherapy or targeted therapies

Chlorhexidine showed no clear difference in oral mucositis (any severity) compared with cryotherapy (ice chips); GRADE not reported.

1 finding from 1 review