Findings

What do systematic reviews say?

6 questions · 6 findings · 1 reviews · Injuries

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 5 · 83.3%Low 1 · 16.7%Moderate 0 · 0%High 0 · 0%

All‐cause mortality · patients with anaemia

It is very uncertain whether parenteral iron changes mortality compared with oral iron (very low certainty).

1 finding from 1 review

Iron therapy in anaemic adults without chronic kidney disease 2014 · Cochrane Headline outcomes only
RR 1.49 [0.56, 3.94]
6 studies · 1009 participants
Very low

Blood transfusion · patients with anaemia

It is very uncertain whether parenteral iron changes proportion requiring blood transfusion compared with oral iron (very low certainty).

1 finding from 1 review

Iron therapy in anaemic adults without chronic kidney disease 2014 · Cochrane Headline outcomes only
RR 0.61 [0.24, 1.58]
2 studies · 371 participants
Very low

Amount of blood transfused per patient (in units) · patients with anaemia

1 finding from 1 review

Iron therapy in anaemic adults without chronic kidney disease 2014 · Cochrane Headline outcomes only
no estimate extracted
1 study · 44 participants
Very low

Haemoglobin (g/dL) · patients with anaemia

1 finding from 1 review

Iron therapy in anaemic adults without chronic kidney disease 2014 · Cochrane Headline outcomes only
no estimate extracted
6 studies · 769 participants
Low

Quality of life · patients with anaemia

1 finding from 1 review

Iron therapy in anaemic adults without chronic kidney disease 2014 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 771 participants
Very low

Serious adverse events · patients with anaemia

It is very uncertain whether parenteral iron changes serious adverse events compared with oral iron (very low certainty).

1 finding from 1 review

Iron therapy in anaemic adults without chronic kidney disease 2014 · Cochrane Headline outcomes only
RR 1.23 [0.99, 1.54]
7 studies · 1100 participants
Very low