Doppler guidance vs anatomical landmarks: Overall success rate
It is very uncertain whether doppler guidance changes overall success rate compared with anatomical landmarks (very low certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Doppler guidance vs anatomical landmarks Overall success rate · patients with internal jugular vein cannulation for central vein catheterization It is very uncertain whether doppler guidance changes overall success rate compared with anatomical landmarks (very low certainty). Ultrasound guidance versus anatomical landmarks for internal jugular vein catheterization (2015) · Cochrane Headline outcomes only | RR 1.09 [0.95, 1.25] | 7 studies · 289 participants | Very low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Ultrasound guidance versus anatomical landmarks for internal jugular vein catheterization 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.