Evidence map›Paper›PMID 31619251›Full record

ArticleHealth and quality of life outcomes2019

Treatment patterns and economic burden of sickle-cell disease patients prescribed hydroxyurea: a retrospective claims-based study.

Nirmish Shah, Menaka Bhor, Lin Xie, Rashid Halloway, Steve Arcona, Jincy Paulose, Huseyin Yuce

Abstract read
In one paragraph

Article in Health and quality of life outcomes, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 2 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

38 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
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  5. Factors Associated with Healthcare Utilization in Children with Sickle Cell Disease in Saudi Arabia.International journal of environmental research and public health · 2026
    Observational
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  14. Roles of Pharmacists in the Management of Sickle Cell Disease in Adults: A Narrative Review.The Journal of pharmacy technology : jPT : official publication of the Association of Pharmacy Technicians · 2024
    Review
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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

7 authors.

Nirmish ShahDuke University, Durham, NC, USA.
Menaka BhorNovartis Pharmaceuticals Corporation, East Hanover, NJ, USA.
Lin XieSTAinMED Research, Ann Arbor, MI, USA. lxie@citytech.cuny.edu.ORCID http://orcid.org/0000-0003-1368-3528
Rashid HallowayNovartis Pharmaceuticals Corporation, East Hanover, NJ, USA.
Steve ArconaNovartis Pharmaceuticals Corporation, East Hanover, NJ, USA.
Jincy PauloseNovartis Pharmaceuticals Corporation, East Hanover, NJ, USA.
Huseyin YuceNew York City College of Technology (CUNY), New York, NY, USA.

Funding

Novartis Pharmaceuticals Corporation n/a
6 · The paper itself

Abstract

backgroundThis study aimed to evaluate sickle-cell disease (SCD) treatment patterns and economic burden among patients prescribed hydroxyurea (HU) in the US, through claims data.

methodsSCD patients with pharmacy claims for HU were selected from the Medicaid Analytic Extracts (MAX) from January 1, 2009 - December 31, 2013. The first HU prescription during the identification period was defined as the index date and patients were required to have had continuous medical and pharmacy benefits for ≥6 months baseline and 12 months follow-up periods. Patient demographics, clinical characteristics, treatment patterns, health care utilization, and costs were examined, and variables were analyzed descriptively.

resultsA total of 3999 SCD patients prescribed HU were included; the mean age was 19.24 years, most patients were African American (73.3%), and the mean Charlson comorbidity index (CCI) score was 0.6. Asthma (20.3%), acute chest syndrome (15.6%), and infectious and parasitic diseases (20%) were the most prevalent comorbidities. During the 12-month follow-up period, 58.9% (N = 2357) of patients discontinued HU medication. The mean medication possession ratio (MPR) was 0.52, and 22.3% of patients had MPR ≥80%. The average length of stay (LOS) for SCD-related hospitalization was 13.35 days; 64% of patients had ≥1 SCD-related hospitalization. The mean annual total SCD-related costs per patient were $27,779, mostly inpatient costs ($20,128).

conclusionsOverall, the study showed the patients had significant unmet needs manifest as poor medication adherence, high treatment discontinuation rates, and high economic burden.

Indexed as

Cost of IllnessAdolescentAdultAnemia, Sickle CellChildChild, PreschoolComorbidityFemaleHumansHydroxyureaLength of StayMaleMedicaidMedication AdherenceMiddle AgedPatient Acceptance of Health CareHydroxyureaAdherenceCostDiscontinuationHealth careHydroxyureaUtilization

Identifiers

PMID31619251
PMCPMC6794855

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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.