Evidence map›Paper›PMID 32564001›Full record

ArticleThorax2020

Household disposable income and long-term survival after pulmonary resections for lung cancer.

Erik Sachs, Veronica Jackson, Ulrik Sartipy

Registry-linked trialAbstract read
In one paragraph

Article in Thorax, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03567538 (National Register Studies in Thoracic Surgery), which is not on this map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–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.

NCT03567538 active not recruitingnot on this map

National Register Studies in Thoracic Surgery

TypeobservationalSponsorKarolinska University HospitalRan2018 to 2029Enrolled20,000ConditionsLung Cancer, Pulmonary Metastasis, SurgeryArmsThoracic surgery
3 · Its place in the literature

Who cites it

9 citing papers in PubMed.

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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

3 authors.

Erik SachsDepartment of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Veronica Jackson *Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden Veronica.Jackson@ki.se.ORCID 0000-0002-1301-8440
Ulrik Sartipy *Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0003-2707-0263

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionSocioeconomic disparities have been linked to survival differences in patients with lung cancer. Swedish healthcare is tax-funded and provides equal access to care, therefore, survival following lung cancer surgery should be unrelated to household income. The aim of this study was to investigate the association between household disposable income and survival following surgery for lung cancer in Sweden.

methodsWe conducted a nationwide population-based cohort study including all patients who underwent pulmonary resections for lung cancer in Sweden 2008-2017. Individual-level record linkages between national quality and health-data registers were performed to acquire information regarding socioeconomic status and medical history. Cox regression by quintiles of household disposable income was used to estimate the adjusted risk for all-cause mortality.

resultsWe included 5500 patients and the age-adjusted and sex-adjusted incidence rate of death per 100 person-years was 15 and 9.4 in the lowest and highest income quintile, respectively (mean follow-up time 3.2 years). Deprived patients were older, had more comorbidities and were less likely to have preoperative positron emission tomography or minimally invasive surgery, compared with patients with higher income. The adjusted HR for death was 0.77 (95% CI: 0.62 to 0.96) for the highest income quintile compared with the lowest.

conclusionsWe found an association between household disposable income and survival in patients who underwent surgery for lung cancer in Sweden, despite tax-funded universal health coverage. The association remained after adjustment for differences in baseline characteristics.

Indexed as

AgedCohort StudiesFemaleHumansIncomeLung NeoplasmsMaleMiddle AgedPneumonectomyProportional Hazards ModelsRegistriesSurvival RateSwedenTime Factorsclinical epidemiologylung cancernon-small cell lung cancerthoracic surgery

Identifiers

PMID32564001
PMCPMC7476259

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Registered trials

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.