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Published on: July 13, 2019
Routine Versus Clinically Indicated Replacement of Peripheral Intravenous Catheters in Adults: A Non-Inferiority
Nuri Kang1, Hyun Lim Kim1, Hye Ran Choi2
1Department of Nursing, Asan Medical Center, Seoul 05505, Republic of Korea.
Clinically indicated peripheral intravenous catheter (PIVC) replacement is as safe as routine replacement, showing non-inferiority for phlebitis. This approach reduces catheter insertions and extends dwell times, supporting its adoption in clinical practice.
Area of Science:
- Medical research
- Clinical trials
- Nursing practice
Background:
- Routine replacement of peripheral intravenous catheters (PIVCs) every 72-96 hours is standard practice.
- Guidelines increasingly support clinically indicated replacement, but evidence from Asian settings is limited.
Purpose of the Study:
- To evaluate the non-inferiority of clinically indicated PIVC replacement compared to routine replacement regarding phlebitis incidence.
- To assess secondary outcomes including catheter-related bloodstream infections, number of insertions, and dwell times.
Main Methods:
- A non-inferiority, cluster-randomised crossover trial involving 1324 adult participants in South Korea.
- Participants were allocated to either routine 96-hour replacement or clinically indicated replacement.
- The primary outcome was phlebitis incidence, with a non-inferiority margin of 5%.
Main Results:
- Phlebitis incidence was 12.6% in the clinically indicated group versus 11.7% in the routine group, meeting non-inferiority criteria (ARD 1.44 pp).
- No catheter-related bloodstream infections were reported in either group.
- The clinically indicated group had fewer catheter insertions (1.77 vs. 2.16) and longer dwell times (112.0 vs. 89.6 hours).
Conclusions:
- Clinically indicated PIVC replacement is non-inferior to routine replacement for preventing phlebitis.
- This strategy leads to fewer catheter insertions and longer dwell times.
- The findings support the implementation of clinically indicated PIVC replacement in healthcare settings.
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