Evidence map›Paper›PMID 35829757›Full record

ArticleOsteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA2022

Renal safety of zoledronic acid for osteoporosis in adults 75 years and older.

Cy W Fixen, Danielle R Fixen

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Article in Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
2.0field-weighted citation impact, top 11% of its field
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

9 citing papers in PubMed, 20 citations in OpenAlex.

  1. Drug-related proteinuria: a vigilance analysis based on the FAERS database.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas · 2026
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4 · The record

Corrections and comments

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

2 authors at 2 institutions in 1 country.

Cy W FixenBoise Veterans Affairs Medical Center, Pharmacy, Boise, ID, USA. cy.fixen@gmail.com.ORCID http://orcid.org/0000-0001-5857-0629
Danielle R FixenUniversity of Colorado - Anschutz Medical Campus, Pharmacy, Aurora, CO, USA.
Boise VA Medical Center · USUniversity of Colorado Anschutz Medical Campus · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Our study examined renal function change in older adults with osteoporosis, treated with zoledronic acid. Risk of nephrotoxicity was low. Future studies are needed to evaluate use of zoledronic acid in patients with a CCr < 35 mL/min, as patients may be inappropriately excluded from its use.

introductionZoledronic acid (ZA) is used for the treatment of osteoporosis (OP). Renal impairment is a known risk factor for the rare occurrence of nephrotoxicity after ZA infusions, leading to use being contraindicated below creatinine clearance (CCr) of 35 mL/min. Our aims are to examine changes in serum creatinine (SCr) after infusions, capture frequency of acute kidney injury (AKI), and describe baseline kidney function estimates in adults 75 years and older being treated for OP.

methodsThis was a retrospective, cross-sectional, pre-post analysis that examined change in SCr before and after ZA infusions. The primary outcome was assessed using a paired Student t-test. Incidence of AKI within 1 year following infusions was noted and patient-specific factors were collected.

resultsFive hundred fifty-eight ZA infusions in 327 patients met criteria. Mean SCr decreased by 0.01 mg/dL in the year following ZA infusions (p = 0.005). AKI occurred in 1.4% of patients and all had CCr > 45 mL/min. 4.5% of patients had CCr < 35 mL/min and none experienced an AKI.

conclusionThere was no clinically relevant change in SCr after ZA infusions. Risk of nephrotoxicity was low and similar to risk seen in randomized trials occurring in younger patients. Kidney function estimates were dramatically lower using the Cockcroft-Gault (CG) equation in comparison to CKD-EPI. We believe use of the CG equation in this population may be inappropriately limiting our ability to use ZA for treatment of OP in older adults but more evidence is necessary.

Indexed as

Acute Kidney InjuryOsteoporosisAgedCreatinineCross-Sectional StudiesGlomerular Filtration RateHumansKidneyRetrospective StudiesZoledronic AcidCreatinineZoledronic AcidAcute kidney injuryBisphosphonatesChronic kidney diseaseCKD-EPICockcroft-Gault

Identifiers

PMID35829757
OpenAlexW4285083446

What OpenQuestion holds

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Registered trials

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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.