Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,017 questions · 1,061 findings · 131 reviews

No studies found 193 · 18.2%GRADE not reported 65 · 6.1%Very low 237 · 22.3%Low 325 · 30.6%Moderate 187 · 17.6%High 54 · 5.1%

Intravenous iron vs oral iron

Ferritin (µg/L) · people with preoperative anaemia awaiting major surgery

Intravenous iron therapy may leads to higher ferritin preoperatively postintervention (ng/L) compared with oral iron therapy (low certainty).

1 finding from 1 review

Intravenous iron vs oral iron

Haemoglobin (g/dL) · people with preoperative anaemia awaiting major surgery

Intravenous iron therapy may leads to higher haemoglobin levels at end of preoperative treatment (g/dL) compared with oral iron therapy (low certainty).

2 findings from 1 review

Amifostine (intravenous) vs Amifostine (subcutaneous)

Locoregional control · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Amifostine (intravenous) showed no clear difference in locoregional tumour control compared with amifostine (subcutaneous); GRADE not reported.

1 finding from 1 review

Amifostine (intravenous) vs Amifostine (subcutaneous)

Salivary flow rate · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

The review found no eligible studies for this question.

1 finding from 1 review

Amifostine (intravenous) vs Amifostine (subcutaneous)

Adverse effects · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region
1 finding from 1 review

Amifostine (intravenous) vs Amifostine (subcutaneous)

Overall survival · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Amifostine (intravenous) showed no clear difference in overall survival compared with amifostine (subcutaneous); GRADE not reported.

1 finding from 1 review

Amifostine (intravenous) vs Amifostine (subcutaneous)

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

Amifostine (intravenous) led to lower xerostomia (grade >= 2, 0-4 scale) compared with amifostine (subcutaneous); GRADE not reported.

2 findings from 1 review

IVIg vs prednisolone

Incidence of CAAs (acute phase) · people undergoing initial treatment for KD

It is very uncertain whether primary treatment with intravenous immunoglobulin (IVIG) changes incidence of CAAs (acute phase) compared with prednisolone (very low certainty).

1 finding from 1 review

IVIg vs prednisolone

Incidence of any adverse effects after treatment initiation ( · people undergoing initial treatment for KD

Primary treatment with intravenous immunoglobulin (IVIG) showed no clear difference in incidence of any adverse effects after treatment initiation (up to 3… compared with prednisolone (low certainty).

1 finding from 1 review