Evidence map›Paper›PMID 27435692›Full record

ArticleEpidemiology and psychiatric sciences2017

Prevalence rates of youths diagnosed with and medicated for ADHD in a nationwide survey in Taiwan from 2000 to 2011.

L-J Wang, S-Y Lee, S-S Yuan, C-J Yang, K-C Yang, T-S Huang, W-J Chou, M-C Chou, M-J Lee, T-L Lee and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Epidemiology and psychiatric sciences, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 3 pooled it
3.7field-weighted citation impact, top 7% 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

31 citing papers in PubMed, 3 syntheses or guidelines pooled it, 67 citations in OpenAlex.

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  18. Effect ofJournal of personalized medicine · 2022
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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

11 authors at 8 institutions in 2 countries.

L-J WangDepartment of Child and Adolescent Psychiatry,Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine,Kaohsiung,Taiwan.
S-Y LeeDepartment of Psychiatry,Kaohsiung Veterans General Hospital,Kaohsiung,Taiwan.
S-S YuanInstitute of Statistical Science,Academia Sinica,Taipei,Taiwan.
C-J YangInstitute of Biopharmaceutical Sciences,National Yang-Ming University,Taipei,Taiwan.
K-C YangGenome and Systems Biology Degree Program,National Taiwan University and Academia Sinica,Taipei,Taiwan.
T-S HuangCommunity Medicine Research Center,Keelung Chang Gung Memorial Hospital,Keelung,Taiwan.
W-J ChouDepartment of Child and Adolescent Psychiatry,Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine,Kaohsiung,Taiwan.
M-C ChouDepartment of Child and Adolescent Psychiatry,Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine,Kaohsiung,Taiwan.
M-J LeeDepartment of Child and Adolescent Psychiatry,Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine,Kaohsiung,Taiwan.
T-L LeeDepartment of Experimental Radiation Oncology,University of Texas MD Anderson Cancer Center,Houston,Texas,USA.
Y-C ShyuCommunity Medicine Research Center,Keelung Chang Gung Memorial Hospital,Keelung,Taiwan.
Kaohsiung Chang Gung Memorial Hospital · TWKeelung Chang Gung Memorial Hospital · TWChang Gung University · TWInstitute of Statistical Science, Academia Sinica · TWKaohsiung Veterans General Hospital · TWNational Taiwan University · TWNational Yang Ming Chiao Tung University · TWThe University of Texas MD Anderson Cancer Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsPublic controversy regarding the potential overdiagnosis and overmedication of children with attention-deficit/hyperactivity disorder (ADHD) has continued for decades. This study used the National Health Insurance Research Database of Taiwan (NHIRD-TW) to explore trends in ADHD diagnosis in youths and the proportion of those receiving medication, with the aim of determining whether ADHD is overdiagnosed and overmedicated in Taiwan.

methodYouths (age ≤18 years) who had at least two NHIRD-TW claims records with ADHD diagnosis between January 2000 and December 2011 were selected as the subject cohort. In total, the study sample comprised 145 018 patients with ADHD (mean age at a diagnosis of ADHD: 7.7 ± 3.1 years; 21.4% females). The number of cases of ADHD were calculated annually for each year (from 2000 to 2011), and the number of cases per year who received medication was determined as those with at least one record of pharmacotherapy (immediate-release methylphenidate, osmotic controlled-release formulation of methylphenidate, and atomoxetine) in each year.

resultsThe prevalence rates of a diagnosis of ADHD in the youths ranged from 0.11% in 2000 to 1.24% in 2011. Compared with children under 6 years of age, the ADHD diagnosis rates in children aged between 7 and 12 years (ratio of prevalence rates = 4.36) and in those aged between 13 and 18 years (ratio of prevalence rates = 1.42) were significantly higher during the study period. The prevalence in males was higher than that in females (ratio of prevalence rates = 4.09). Among the youths with ADHD, 50.2% received medications in 2000 compared with 61.0% in 2011. The probability of receiving ADHD medication increased with age. More male ADHD patients received medications that females patients (ratio of prevalence rates = 1.16).

conclusionsThe rate of ADHD diagnosis was far lower than the prevalence rate (7.5%) identified in a previous community study using face-to-face interviews. Approximately 40-50% of the youths with ADHD did not receive any medications. These findings are not consistent with a systematic public opinion about overdiagnosis or overmedication of ADHD in Taiwan.

Indexed as

AdolescentAdrenergic Uptake InhibitorsAtomoxetine HydrochlorideAttention Deficit Disorder with HyperactivityCentral Nervous System StimulantsChildCohort StudiesFemaleHumansMaleMedical OveruseMethylphenidatePopulation SurveillancePrevalenceTaiwanAdrenergic Uptake InhibitorsAtomoxetine HydrochlorideCentral Nervous System StimulantsMethylphenidateADHDdiagnosisepidemiologypharmacotherapyprevalence

Identifiers

PMID27435692
PMCPMC6998980
OpenAlexW2503939051

What OpenQuestion holds

Textmetadata
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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.