Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

958 questions · 991 findings · 123 reviews · Headline outcomes only

No studies found 177 · 17.9%GRADE not reported 25 · 2.5%Very low 230 · 23.2%Low 321 · 32.4%Moderate 185 · 18.7%High 53 · 5.3%

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

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

IVIg vs acetylsalicylic acid (ASA)

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

It is very uncertain whether primary treatment with intravenous immunoglobulin (IVIG) changes incidence of any adverse effects after treatment initiation (from 30… compared with acetylsalicylic acid (ASA) (very low certainty).

1 finding from 1 review