Liberal vs restrictive transfusion protocols: Respiratory infections (namely pneumonia)
Liberal showed no clear difference in respiratory infections (namely pneumonia) compared with restrictive threshold transfusion (low certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Liberal vs restrictive threshold transfusion Respiratory infections (namely pneumonia) · people undergoing hip fracture surgery1 Liberal showed no clear difference in respiratory infections (namely pneumonia) compared with restrictive threshold transfusion (low certainty). Red blood cell transfusion for people undergoing hip fracture surgery (2015) · Cochrane Headline outcomes only | RR 1.35 [0.95, 1.92] | 4 studies · 2416 participants | Low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Red blood cell transfusion for people undergoing hip fracture surgery 2015 · Cochrane Headline outcomes only | Not reported | list not extracted yet | Not assessed |
Studies behind the findings
None of these reviews ties its included studies to this outcome in the data here. Cochrane reviews and reviews with headline outcomes only do not list their studies yet.
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.