Catheter to vein ratio and risk of peripherally inserted central catheter (PICC)-associated thrombosis according to diagnostic group: a retrospective cohort study.

BMJ Open · 2021 · PMC8258560 · PMID 34226216

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did not reach statistical significanceno p-value reported

For those with a haematological diagnosis, a CVR greater than 34% was associated with slightly higher risk while a CVR greater than 45% was associated with more than three times the risk of thrombosis, although both results did not reach statistical significance.

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