Findings

What do systematic reviews say?

7 questions · 7 findings · 1 reviews

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No studies found 4 · 57.1%GRADE not reported 0 · 0%Very low 0 · 0%Low 3 · 42.9%Moderate 0 · 0%High 0 · 0%

IV or oral iron alone vs no treatment

Red blood cell transfusions (Subnet based on 69 studies including 18,684 participants) · patients at any age with solid cancer or haematological malignancy

IV or oral iron alone showed no clear difference in red blood cell transfusions (Subnet based on 69 studies including… compared with no treatment (low certainty).

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
RR 0.74 [0.43, 1.28]
Studies not reported
Low

IV or oral iron alone vs no treatment

Overall mortality4 (Subnet based on 71 studies including 21,576 participants) · patients at any age with solid cancer or haematological malignancy

IV or oral iron alone showed no clear difference in overall mortality4 (Subnet based on 71 studies including 21,576… compared with no treatment (low certainty).

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
RR 1.5 [0.63, 3.56]
Studies not reported
Low

IV or oral iron alone vs no treatment

Thromboembolic events · patients at any age with solid cancer or haematological malignancy

The review found no eligible studies for this question.

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

IV or oral iron alone vs no treatment

Thrombocytopenia or haemorrhage5 (Subnet based on 13 studies including 2744 participants) · patients at any age with solid cancer or haematological malignancy

The review found no eligible studies for this question.

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

IV or oral iron alone vs no treatment

Hypertension5 (Subnet based on 24 studies including 8383 participants) · patients at any age with solid cancer or haematological malignancy

The review found no eligible studies for this question.

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

IV or oral iron alone vs no treatment

On‐study mortality3 (Subnet based on 55 studies including 15,074 participants) · patients at any age with solid cancer or haematological malignancy

IV or oral iron alone showed no clear difference in on‐study mortality3 (Subnet based on 55 studies including 15,074… compared with no treatment (low certainty).

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
RR 2.95 [0.71, 12.34]
Studies not reported
Low

IV or oral iron alone vs no treatment

Haemoglobin response (Subnet based on 31 studies including 6985 participants) · patients at any age with solid cancer or haematological malignancy

The review found no eligible studies for this question.

1 finding from 1 review

Intravenous iron versus oral iron versus no iron with or without erythropoiesis‐ stimulating agents (ESA) for cancer… 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found