Evidence map›Paper›PMID 26637716›Full record

ReviewHematology. American Society of Hematology. Education Program2015

Sickle cell trait diagnosis: clinical and social implications.

Rakhi P Naik, Carlton Haywood

Open access · bronzeAbstract readReview
In one paragraph

Review in Hematology. American Society of Hematology. Education Program, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 74 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
74citing papers in PubMed, 4 pooled it
6.6field-weighted citation impact, top 3% 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

74 citing papers in PubMed, 4 syntheses or guidelines pooled it, 147 citations in OpenAlex.

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  8. When sickle cell trait is not just trait: risk of VTE.Hematology. American Society of Hematology. Education Program · 2025
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14 more citing papers are in PubMed but not listed here.

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.

Rakhi P NaikDivision of Hematology, Department of Medicine, Johns Hopkins University, Baltimore, MD; and.
Carlton HaywoodDivision of Hematology, Department of Medicine, Johns Hopkins University, Baltimore, MD; and Johns Hopkins Berman Institute of Bioethics, Baltimore, MD.
Johns Hopkins Berman Institute of Bioethics · USJohns Hopkins Medicine · US

Funding

Clinical Hematology Research Development Program (K12) at Johns HopkinsK12HL087169 · NHLBI · JOHNS HOPKINS UNIVERSITY · PI CASELLA, JAMES F · 2006 to 2016
$3.7M
Sickle Cell Trait: An overlooked genetic modifier of disease in African-AmericansK08HL125100 · NHLBI · JOHNS HOPKINS UNIVERSITY · PI NAIK, RAKHI · 2015 to 2018
$655k
Trajectories of Trust Among Patients with Sickle Cell DiseaseK01HL108832 · NHLBI · JOHNS HOPKINS UNIVERSITY · PI HAYWOOD, CARLTON · 2011 to 2014
$545k
NHLBI NIH HHS K01 HL108832NHLBI NIH HHS K01HL108832NHLBI NIH HHS K08 HL125100NHLBI NIH HHS K08HL125100NHLBI NIH HHS K12 HL087169
6 · The paper itself

Abstract

The sickle hemoglobin (HbS) point mutation has independently undergone evolutionary selection at least five times in the world because of its overwhelming malarial protective effects in the heterozygous state. In 1949, homozygous Hb S or sickle cell disease (SCD) became the first inherited condition identified at the molecular level; however, since then, both SCD and heterozygous Hb S, sickle cell trait (SCT), have endured a long and complicated history. Hasty adoption of early mass screening programs for SCD, recent implementation of targeted screening mandates for SCT in athletics, and concerns about stigmatization have evoked considerable controversy regarding research and policy decisions for SCT. Although SCT is a largely protective condition in the context of malaria, clinical sequelae, such as exercise-related injury, renal complications, and venous thromboembolism can occur in affected carriers. The historical background of SCD and SCT has provided lessons about how research should be conducted in the modern era to minimize stigmatization, optimize study conclusions, and inform genetic counseling and policy decisions for SCT.

Indexed as

Anemia, Sickle CellAthletesElectrophoresisExerciseFemaleHemoglobin, SickleHeterozygoteHomozygoteHumansKidney DiseasesMaleMass ScreeningPregnancySickle Cell TraitVenous ThromboembolismWounds and InjuriesHemoglobin, Sickle

Identifiers

PMID26637716
PMCPMC4697437
OpenAlexW2255516857

What OpenQuestion holds

Textmetadata
LicenceTDM
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.