Evidence map›Paper›PMID 24684864›Full record

ArticleBMC musculoskeletal disorders2014

Patterns and predictors of osteoporosis medication discontinuation and switching among Medicare beneficiaries.

Huifeng Yun, Jeffrey R Curtis, Lingli Guo, Meredith Kilgore, Paul Muntner, Kenneth Saag, Robert Matthews, Michael Morrisey, Nicole C Wright, David J Becker and 1 more

Abstract read
In one paragraph

Article in BMC musculoskeletal disorders, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
–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

29 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. A systematic review of factors affecting medication adherence among patients with osteoporosis.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2018
    Pooled it
  2. Efficacy and safety of denosumab vs. bisphosphonates in postmenopausal women previously treated with oral bisphosphonates.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2020
    Trial
  3. Article
  4. Socioeconomic vulnerability and osteoporosis treatment disparities during COVID-19 lockdown among U.S. medicare enrollees who initiated romosozumab.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2025
    Article
  5. Article
  6. Article
  7. Drug utilization analysis of osteoporosis medications in seven European electronic health databases.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2023
    Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Vertebral fracture assessment (VFA) for osteoporosis screening in US postmenopausal women: is it cost-effective?Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2020
    Article
  14. Observational
  15. Temporal Trends and Factors Associated with Bisphosphonate Discontinuation and Restart.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2020
    Article
  16. Article
  17. Article
  18. The impact of GI events on persistence and adherence to osteoporosis treatment: 3-, 6-, and 12-month findings in the MUSIC-OS study.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2018
    Observational
  19. Observational
  20. Management of oral bisphosphonates treatment by rheumatologists and determinants of therapeutic changes: a case-vignette-based study.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2017
    Article
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

11 authors.

Huifeng YunDepartment of Epidemiology, University of Alabama at Birmingham, Birmingham 35294, AL, USA. yunn@uab.edu.
Jeffrey R Curtis
Lingli Guo
Meredith Kilgore
Paul Muntner
Kenneth Saag
Robert Matthews
Michael Morrisey
Nicole C Wright
David J Becker
Elizabeth Delzell

Funding

UAB K12 in Patient Centered Outcomes ResearchK12HS021694 · AHRQ · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SAAG, KENNETH G · 2012 to 2013
$900k
AHRQ HHS K12 HS021694
6 · The paper itself

Abstract

backgroundLow adherence to bisphosphonate therapy is associated with increased fracture risk. Factors associated with discontinuation of osteoporosis medications have not been studied in-depth. This study assessed medication discontinuation and switching patterns among Medicare beneficiaries who were new users of bisphosphonates and evaluated factors possibly associated with discontinuation.

methodsWe identified patients initiating bisphosphonate treatment using a 5% random sample of Medicare beneficiaries with at least 24 months of traditional fee-for-service and part D drug coverage from 2006 through 2009. We classified medication status at the end of follow-up as: continued original bisphosphonate, discontinued without switching or restarting, restarted the same drug after a treatment gap (≥ 90 days), or switched to another anti-osteoporosis medication. We conducted logistic regression analyses to identify baseline characteristics associated with discontinuation and a case-crossover analysis to identify factors that precipitate discontinuation.

resultsOf 21,452 new users followed respectively for 12 months, 44% continued their original therapy, 36% discontinued without switching or restarting, 8% restarted the same drug after a gap greater than 90 days, and 11% switched to another anti-osteoporosis medication. Factors assessed during the 12-month period before initiation were weakly associated with discontinuation. Several Factors measured during follow-up were associated with discontinuation, including more physician visits, hospitalization, having a dual-energy X-ray absorptiometry test, higher Charlson comorbidity index scores, higher out-of-pocket drug payments, and upper gastrointestinal problems. Patterns were similar for 4,738 new users followed for 30 months.

conclusionsAmong new bisphosphonates users, switching within and across drug classes and extended treatment gaps are common. Robust definitions and time-varying considerations should be considered to characterize medication discontinuation more accurately.

Indexed as

Bone Density Conservation AgentsDiphosphonatesDrug Administration ScheduleDrug SubstitutionDrug Utilization ReviewHumansLogistic ModelsMedicareOdds RatioOsteoporosisOsteoporotic FracturesPractice Patterns, Physicians'Retrospective StudiesRisk FactorsTime FactorsTreatment OutcomeBone Density Conservation AgentsDiphosphonates

Identifiers

PMID24684864
PMCPMC4022369

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.