Evidence map›Paper›PMID 29296770›Full record

ArticleBlood advances2017

Osteonecrosis of the femoral head in sickle cell disease: prevalence, comorbidities, and surgical outcomes in California.

Oyebimpe Adesina, Ann Brunson, Theresa H M Keegan, Ted Wun

Open access · goldAbstract read
In one paragraph

Article in Blood advances, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
6.8field-weighted citation impact, top 2% 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

48 citing papers in PubMed, 100 citations in OpenAlex.

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  9. Alendronate preserves bone mineral density in adults with sickle cell disease and osteoporosis.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
  10. Review
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  19. A bone to pick-cellular and molecular mechanisms of bone pain in sickle cell disease.Frontiers in pain research (Lausanne, Switzerland) · 2023
    Review
  20. Clinical Vignettes, Part II: Eyes, Teeth, and Bone.Hematology/oncology clinics of North America · 2022
    Review
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

4 authors at 2 institutions in 1 country.

Oyebimpe AdesinaDivision of Hematology, Stanford University School of Medicine, Stanford, CA; and.ORCID 0000-0002-3082-9114
Ann BrunsonCenter for Oncology Hematology Outcomes Research and Training, Division of Hematology Oncology, University of California Davis School of Medicine, Sacramento, CA.
Theresa H M KeeganCenter for Oncology Hematology Outcomes Research and Training, Division of Hematology Oncology, University of California Davis School of Medicine, Sacramento, CA.
Ted WunCenter for Oncology Hematology Outcomes Research and Training, Division of Hematology Oncology, University of California Davis School of Medicine, Sacramento, CA.ORCID 0000-0001-6383-7172
University of California, Davis · USStanford University · US

Funding

UC Davis Clinical and Translational Science CenterUL1TR001860 · NCATS · UNIVERSITY OF CALIFORNIA AT DAVIS · PI KENYON, NICHOLAS J., LYLES, COURTNEY REES · 2016 to 2025
$47.3M
Spectrum Stanford Center for clinical and Translational Research and EducationUL1TR001085 · NCATS · STANFORD UNIVERSITY · PI CULLEN, MARK RICHARD, GREENBERG, HARRY BERNARD · 2013 to 2017
$37.1M
Spectrum Stanford Center for clinical and Translational Research and EducationKL2TR001083 · NCATS · STANFORD UNIVERSITY · PI CULLEN, MARK RICHARD, GREENBERG, HARRY BERNARD · 2013 to 2017
$4.9M
NCATS NIH HHS KL2 TR001083NCATS NIH HHS UL1 TR001085NCATS NIH HHS UL1 TR001860
6 · The paper itself

Abstract

Osteonecrosis of the femoral head (ONFH) is a prevalent complication of sickle cell disease (SCD) that has not been well described in population-based cohort studies. Using California's Office of Statewide Planning and Development discharge databases (1991-2013), we estimated the cumulative incidence of ONFH after accounting for the competing risk of death and used a multivariable Cox proportional hazards regression to identify factors associated with ONFH diagnosis. We also calculated rates of readmissions to the hospital or emergency department within 30 to 90 days of hip replacement surgery. Of the 6237 patients in our SCD cohort, 22% (n = 1356) developed ONFH at a median age of 27 years, and 23% (n = 308) of the patients with ONFH underwent hip replacement surgery at a median age of 36 years. The cumulative incidence of ONFH to age 30 years was higher among SCD patients with more severe disease (24%; vs 8% in less severe) and those with antecedent acute chest syndrome (ACS) (18%; vs 8% without prior history of ACS). From 2003 to 2013, SCD patients with more severe disease (hazard ratio [HR], 2.77; 95% confidence interval [CI], 2.38-3.23) or with antecedent ACS (HR, 1.61; CI, 1.35-1.91) were more likely to develop ONFH. Twenty-seven percent of post-hip surgery patients were readmitted within 30 days, mostly for painful vaso-occlusive crises. ONFH is a common SCD complication that increases with age; ongoing studies into prevention and effective nonsurgical interventions for SCD-induced osteonecrosis must remain a high research priority.

Identifiers

PMID29296770
PMCPMC5728545
OpenAlexW2735841393

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.