Multiple vs single‐injection technique: Adverse effects lasting more than 24 hours3
- Population
- Adult patients undergoing hand, wrist or forearm surgery
- Intervention
- Multiple
- Comparison
- single‐injection technique
- Outcome
- Adverse effects lasting more than 24 hours3
It is very uncertain whether multiple changes adverse effects lasting more than 24 hours3 compared with single‐injection technique (very low certainty).
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Multiple vs single‐injection technique Adverse effects lasting more than 24 hours5 · adult patients undergoing hand, wrist or forearm surgery Single, double or multiple‐injection techniques for non‐ultrasound guided axillary brachial plexus block in… (2016) · Cochrane Headline outcomes only | no estimate extracted | 3 studies · 244 participants | Low |
Multiple vs single‐injection technique Adverse effects lasting more than 24 hours3 · Adult patients undergoing hand, wrist or forearm surgery It is very uncertain whether multiple changes adverse effects lasting more than 24 hours3 compared with single‐injection technique (very low certainty). Single, double or multiple‐injection techniques for non‐ultrasound guided axillary brachial plexus block in… (2013) · Cochrane Headline outcomes onlyearlier version CD003842.PUB4, superseded | RR 0.25 [0.02, 2.59] | 3 studies · 244 participants | Very low |
Multiple vs single‐injection technique Adverse effects lasting more than 24 hours3 · Adult patients undergoing hand, wrist or forearm surgery It is very uncertain whether multiple changes adverse effects lasting more than 24 hours3 compared with single‐injection technique (very low certainty). Single, double or multiple‐injection techniques for non‐ultrasound guided axillary brachial plexus block in… (2011) · Cochrane Headline outcomes onlyearlier version CD003842.PUB3, superseded | RR 0.25 [0.02, 2.59] | 3 studies · 244 participants | Very low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Single, double or multiple‐injection techniques for non‐ultrasound guided axillary brachial plexus block in adults undergoing surgery of… 2016 · Cochrane Headline outcomes only | Not reported | Not extracted | Not assessed |
Related questions
The same intervention and outcome, asked in another population or against another comparator.
- Multiple vs double‐injection technique · Adult patients undergoing hand, wrist or forearm surgery · 1 review
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.