Evidence map›Paper›PMID 25056976›Full record

ArticleBMJ open2014

Undiagnosed diabetes from cross-sectional GP practice data: an approach to identify communities with high likelihood of undiagnosed diabetes.

Nasser Bagheri, Ian McRae, Paul Konings, Danielle Butler, Kirsty Douglas, Peter Del Fante, Robert Adams

Abstract read
In one paragraph

Article in BMJ open, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 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

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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

11 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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.

Nasser BagheriAustralian Primary Health Care Research Institute, Australian National University, Canberra, Australia.
Ian McRaeAustralian Primary Health Care Research Institute, Australian National University, Canberra, Australia.
Paul KoningsAustralian Primary Health Care Research Institute, Australian National University, Canberra, Australia.
Danielle ButlerAustralian Primary Health Care Research Institute, Australian National University, Canberra, Australia.
Kirsty DouglasDepartment of General Practice, School of Medicine, Australian National University, Canberra, Australia.
Peter Del FanteHealthfirst Network, Adelaide, Australia.
Robert AdamsSchool of Medicine, University of Adelaide, Adelaide, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo estimate undiagnosed diabetes prevalence from general practitioner (GP) practice data and identify areas with high levels of undiagnosed and diagnosed diabetes.

designData from the North-West Adelaide Health Survey (NWAHS) were used to develop a model which predicts total diabetes at a small area. This model was then applied to cross-sectional data from general practices to predict the total level of expected diabetes. The difference between total expected and already diagnosed diabetes was defined as undiagnosed diabetes prevalence and was estimated for each small area. The patterns of diagnosed and undiagnosed diabetes were mapped to highlight the areas of high prevalence.

settingNorth-West Adelaide, Australia.

participantsThis study used two population samples-one from the de-identified GP practice data (n=9327 active patients, aged 18 years and over) and another from NWAHS (n=4056, aged 18 years and over).

main outcome measuresTotal diabetes prevalence, diagnosed and undiagnosed diabetes prevalence at GP practice and Statistical Area Level 1.

resultsOverall, it was estimated that there was one case of undiagnosed diabetes for every 3-4 diagnosed cases among the 9327 active patients analysed. The highest prevalence of diagnosed diabetes was seen in areas of lower socioeconomic status. However, the prevalence of undiagnosed diabetes was substantially higher in the least disadvantaged areas.

conclusionsThe method can be used to estimate population prevalence of diabetes from general practices wherever these data are available. This approach both flags the possibility that undiagnosed diabetes may be a problem of less disadvantaged social groups, and provides a tool to identify areas with high levels of unmet need for diabetes care which would enable policy makers to apply geographic targeting of effective interventions.

Indexed as

AdolescentAdultAgedAustraliaCross-Sectional StudiesDiabetes MellitusFemaleGeneral PracticeHealth SurveysHumansMaleMiddle AgedPrevalenceResidence CharacteristicsSocioeconomic FactorsYoung AdultEpidemiologyPrimary CarePublic Health

Identifiers

PMID25056976
PMCPMC4120432

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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.