Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,916 questions · 3,207 findings · 167 reviews · related questions CL0289

No studies found 596 · 18.6%GRADE not reported 1,666 · 51.9%Very low 603 · 18.8%Low 252 · 7.9%Moderate 78 · 2.4%High 12 · 0.4%

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs Chlorhexidine mouthwash

Oral mucositis (severe) · Children with acute lymphoblastic leukaemia receiving chemotherapy alone

Keratinocyte growth factor (KGF), intravenous led to lower oral mucositis (severe) compared with chlorhexidine mouthwash; GRADE not reported.

1 finding from 1 review

Resorbable (bioresorbable) plates or screws for fixation vs Titanium plates or screws for fixation

Swelling (mean) · Adults (>16 years old) undergoing orthognathic surgery
1 finding from 1 review
  • Resorbable versus titanium plates for orthognathic surgery 2017 · Cochrane All outcomes
    Up to 3 years postoperatively
    Though Cheung 2004 reported the presence of postoperative swelling, it was only noted in conjunction with infection and pus discharge; assessment of this outcome did not include the use of photography or digital…
    1 study · 60 participants
    GRADE not reported

GM-CSF vs placebo or no treatment

Number of days of treatment with opioid analgesics · Adults with cancer receiving treatment

Granulocyte-macrophage colony-stimulating factor (GM-CSF) led to lower number of days of treatment with opioid analgesics compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Amifostine 200 mg/m2 three times weekly vs Amifostine 200 mg/m2 five times weekly

Xerostomia (grade >= 2, 0-4 scale) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Amifostine 200 mg/m2 three times weekly showed no clear difference in xerostomia (grade >= 2, 0-4 scale) compared with amifostine 200 mg/m2 five times weekly; GRADE not reported.

1 finding from 1 review

Zinc vs placebo

Taste acuity improvement - objective outcome (dichotomous) - chronic renal failure · Patients with taste disturbances (dysgeusia/hypogeusia; idiopathic, zinc-deficient, or secondary to chronic renal failure)

Zinc supplements (zinc sulphate, zinc gluconate, zinc picolinate,… led to higher taste acuity improvement - objective outcome (dichotomous) - chronic… compared with placebo; GRADE not reported.

1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs placebo

Mouth and throat soreness (OMWQ-HN, 0-4 scale) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Palifermin showed no clear difference in mouth and throat soreness (OMWQ-HN, 0-4 scale) compared with placebo; GRADE not reported.

1 finding from 1 review

Intestinal trefoil factor (ITF), lower dose (336 mg) vs Intestinal trefoil factor (ITF), higher dose (2688 mg)

Oral mucositis (any severity) · Adults receiving chemotherapy alone for colorectal cancer
1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Success of surgery (eruption of the canine crown sufficient for orthodontic alignment, without repeated surgery) · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in success of surgery (eruption of the canine crown sufficient for… compared with closed surgical exposure (low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Probing pocket depth · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

Periodontal treatment (scaling and root planing, alone or with… led to lower probing depth compared with alternative (less intensive) periodontal treatment, alone or with…; GRADE not reported.

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Treatment time: length of time in the operating theatre (first incision to final suture) · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

It is very uncertain whether open surgical exposure changes treatment time: length of time in the operating theatre (first… compared with closed surgical exposure (very low certainty).

1 finding from 1 review

Zinc vs placebo

Taste acuity improvement - objective outcome (continuous data) · Patients with taste disturbances (dysgeusia/hypogeusia; idiopathic, zinc-deficient, or secondary to chronic renal failure)

It is very uncertain whether zinc supplements (zinc sulphate, zinc gluconate, zinc picolinate,… changes taste acuity improvement - objective outcome (continuous data) compared with placebo (very low certainty).

1 finding from 1 review

G‐CSF vs placebo or no treatment

Oral mucositis (moderate to severe) · Adults with cancer receiving treatment

It is very uncertain whether granulocyte-colony stimulating factor (G-CSF) changes oral mucositis (moderate to severe) compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Gum health: radiographic crestal bone level · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in gum health: radiographic crestal bone level compared with closed surgical exposure; GRADE not reported.

1 finding from 1 review

Metal-free FDPs (zirconia ceramic) vs Metal-ceramic FDPs

Patient satisfaction (measured by patient satisfaction or aesthetic scales) · Adults (18 years or older) needing a three-unit fixed dental prosthesis (FDP)

It is very uncertain whether metal-free FDPs (zirconia ceramic) changes aesthetic evaluation (patient aesthetic satisfaction changes) compared with metal-ceramic FDPs (very low certainty).

1 finding from 1 review

Epidermal growth factor (EGF), oral spray vs placebo

Interruptions to cancer treatment (radiotherapy breaks longer than two days) · Adults with cancer receiving treatment

Epidermal growth factor (EGF), oral spray showed no clear difference in interruptions to cancer treatment (radiotherapy breaks longer than… compared with placebo; GRADE not reported.

1 finding from 1 review

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Small‐for‐gestational age · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

The review found no eligible studies for this question.

1 finding from 1 review