Evidence map›Paper›PMID 39466581›Full record

ArticleClinical and experimental nephrology2025

Estimated glomerular filtration rate versus creatinine clearance to determine anticoagulant dosage after lower-limb orthopedic surgery.

Kozo Watanabe, Hiroki Hasegawa, Jun Katoh, Yutaka Hayashi, Isaku Saku, Kazunori Ohshima, Akira Hishida, George Seki, Naoki Ikegaya

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Clinical and experimental nephrology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

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4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Kozo WatanabeDepartment of Pharmacy, Yaizu City Hospital, 1000 Dobara, Yaizu, Shizuoka, Japan. kouzou.watanabe@hospital.yaizu.shizuoka.jp.ORCID http://orcid.org/0009-0001-7602-2404
Hiroki HasegawaDepartment of Pharmacy, Yaizu City Hospital, 1000 Dobara, Yaizu, Shizuoka, Japan.
Jun KatohDepartment of Pharmacy, Yaizu City Hospital, 1000 Dobara, Yaizu, Shizuoka, Japan.
Yutaka HayashiDepartment of Pharmacy, Yaizu City Hospital, 1000 Dobara, Yaizu, Shizuoka, Japan.
Isaku SakuDepartment of Orthopedics, Yaizu City Hospital, Shizuoka, Japan.
Kazunori OhshimaDepartment of Medicine, Yaizu City Hospital, Shizuoka, Japan.
Akira HishidaDepartment of Nephrology, Yaizu City Hospital, Shizuoka, Japan.
George SekiDepartment of Nephrology, Yaizu City Hospital, Shizuoka, Japan.
Naoki IkegayaDepartment of Medicine, Yaizu City Hospital, Shizuoka, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAnticoagulation is recommended for thromboprophylaxis after lower-limb orthopedic surgery. The suggested dosage is based on creatinine clearance (CCr) in the labels. However, most facilities only provide estimated glomerular filtration rate (eGFR) as laboratory data. Because the eGFR equation adjusts for a body surface area (BSA) of 1.73 m

methodsThis study included patients who underwent lower-limb orthopedic surgery and received anticoagulants (edoxaban, enoxaparin, and fondaparinux) between 2017 and 2020 at Yaizu City Hospital. Anticoagulant dosing was evaluated using CCr, eGFR, and de-indexed eGFR (without correction for BSA), and the incidences of VTE and bleeding were compared among these formulas.

resultsThe median values for BSA, CCr, eGFR, and de-indexed eGFR were 1.40 m

conclusionsIn orthopedic surgery, anticoagulant dosages should be based on CCr for patients with a small BSA to avoid bleeding risks.

Indexed as

AnticoagulantsCreatinineGlomerular Filtration RateLower ExtremityOrthopedic ProceduresVenous ThromboembolismAgedAged, 80 and overDrug Dosage CalculationsFemaleHemorrhageHumansIncidenceMaleMiddle AgedRetrospective StudiesAnticoagulantsCreatinineAnticoagulantCreatinine clearanceDosage adaptationRenal function

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.