Evidence map›Paper›PMID 32066434›Full record

ArticleBMC health services research2020

Providing dental insurance can positively impact oral health outcomes in Ontario.

Nevena Zivkovic, Musfer Aldossri, Noha Gomaa, Julie W Farmer, Sonica Singhal, Carlos Quiñonez, Vahid Ravaghi

Erratum issuedAbstract read
In one paragraph

Article in BMC health services research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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.

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

34 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Nevena ZivkovicDental Public Health, Faculty of Dentistry, University of Toronto, Toronto, Canada. nevena.zivkovic@mail.utoronto.ca.ORCID http://orcid.org/0000-0002-7214-3137
Musfer AldossriDental Public Health, Faculty of Dentistry, University of Toronto, Toronto, Canada.
Noha GomaaDental Public Health, Faculty of Dentistry, University of Toronto, Toronto, Canada.
Julie W FarmerDental Public Health, Faculty of Dentistry, University of Toronto, Toronto, Canada.
Sonica SinghalDental Public Health, Faculty of Dentistry, University of Toronto, Toronto, Canada.
Carlos QuiñonezDental Public Health, Faculty of Dentistry, University of Toronto, Toronto, Canada.
Vahid RavaghiSchool of Dentistry, University of Birmingham, Birmingham, England.

Funding

Canadian Institute of Health Research (CIHR) 402507
6 · The paper itself

Abstract

backgroundUniversal coverage for dental care is a topical policy debate across Canada, but the impact of dental insurance on improving oral health-related outcomes remains empirically unexplored in this population.

methodsWe used data on individuals 12 years of age and older from the Canadian Community Health Survey 2013-2014 to estimate the marginal effects (ME) of having dental insurance in Ontario, Canada's most populated province (n = 42,553 representing 11,682,112 Ontarians). ME were derived from multi-variable logistic regression models for dental visiting behaviour and oral health status outcomes. We also investigated the ME of insurance across income, education and age subgroups.

resultsHaving dental insurance increased the proportion of participants who visited the dentist in the past year (56.6 to 79.4%, ME: 22.8, 95% confidence interval (CI): 20.9-24.7) and who reported very good or excellent oral health (48.3 to 57.9%, ME: 9.6, 95%CI: 7.6-11.5). Compared to the highest income group, having dental insurance had a greater ME for the lowest income groups for dental visiting behaviour: dental visit in the past 12 months (ME highest: 17.9; 95% CI: 15.9-19.8 vs. ME lowest: 27.2; 95% CI: 25.0-29.3) and visiting a dentist only for emergencies (ME highest: -11.5; 95% CI: - 13.2 to - 9.9 vs. ME lowest: -27.2; 95% CI: - 29.5 to - 24.8).

conclusionsFindings suggest that dental insurance is associated with improved dental visiting behaviours and oral health status outcomes. Policymakers could consider universal dental coverage as a means to support financially vulnerable populations and to reduce oral health disparities between the rich and the poor.

Indexed as

AdolescentAdultAgedChildFemaleHealth SurveysHumansInsurance, DentalMaleMiddle AgedOntarioOral HealthUniversal Health InsuranceYoung AdultCanadaDental careDental insuranceDental outcomesDental utilizationDental visitsInsuranceOral healthPrivately financed care

Identifiers

PMID32066434
PMCPMC7027064

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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.