Evidence map›Paper›PMID 29687504›Full record

ArticlePharmacoepidemiology and drug safety2018

Assessing the accuracy of using diagnostic codes from administrative data to infer antidepressant treatment indications: a validation study.

Jenna Wong, Michal Abrahamowicz, David L Buckeridge, Robyn Tamblyn

Open access · hybridAbstract readValidation Study
In one paragraph

Article in Pharmacoepidemiology and drug safety, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.0field-weighted citation impact, top 25% 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

8 citing papers in PubMed, 11 citations in OpenAlex.

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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

4 authors at 2 institutions in 2 countries.

Jenna WongDepartment of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada.ORCID 0000-0002-8610-1261
Michal AbrahamowiczDepartment of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada.
David L BuckeridgeDepartment of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada.
Robyn TamblynDepartment of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada.
McGill University · CAHarvard University · US

Funding

CIHR IOP-112675
6 · The paper itself

Abstract

purposeTo assess the accuracy of using diagnostic codes from administrative data to infer treatment indications for antidepressants prescribed in primary care.

methodsValidation study of administrative diagnostic codes for 13 plausible indications for antidepressants compared with physician-documented treatment indications from an indication-based electronic prescribing system in Quebec, Canada. The analysis included all antidepressant prescriptions written by primary care physicians between January 1, 2003 and December 31, 2012 using the electronic prescribing system. Patient prescribed antidepressants were linked to physician claims and hospitalization data to obtain all diagnoses recorded in the past year.

resultsDiagnostic codes had poor sensitivity for all treatment indications, ranging from a high of only 31.2% (95% CI, 26.8%-35.9%) for anxiety/stress disorders to as low as 1.3% (95% CI, 0.0%-5.2%) for sexual dysfunction. Sensitivity was notably worse among older patients and patients with more chronic comorbidities. Physician claims data were a better source of diagnostic codes for antidepressant treatment indications than hospitalization data.

conclusionsAdministrative diagnostic codes are poor proxies for antidepressant treatment indications. Future work should determine whether the use of other variables in administrative data besides diagnostic codes can improve the ability to predict antidepressant treatment indications.

Indexed as

Data AnalysisAdultAgedAntidepressive AgentsDepressionElectronic PrescribingFemaleHumansInternational Classification of DiseasesMaleMiddle AgedQuebecReproducibility of ResultsAntidepressive Agentsadministrative dataantidepressant agentsdiagnostic codesindicationspharmacoepidemiologyprimary carevalidation study

Identifiers

PMID29687504
PMCPMC6220980
OpenAlexW2803059514

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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.