Evidence map›Paper›PMID 35174880›Full record

ArticleThe British journal of dermatology2022

Isotretinoin and adverse neuropsychiatric outcomes: retrospective cohort study using routine data.

Tapio Paljarvi, Tess McPherson, Sierra Luciano, Kimmo Herttua, Seena Fazel

Abstract read
In one paragraph

Article in The British journal of dermatology, 2022. 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

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

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

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Tapio PaljarviDepartment of Psychiatry, Oxford University, Warneford Hospital, Oxford, OX3 7JX, UK.ORCID 0000-0002-5324-9825
Tess McPhersonDepartment of Dermatology, Oxford University Hospitals, Oxford, OX3 9DU, UK.
Sierra LucianoTriNetX LLC, 125 Cambridgepark Drive, Suite 500, Cambridge, MA, 02140, USA.
Kimmo HerttuaDepartment of Public Health, University of Southern Denmark, Degnevej 14, Esbjerg, DK-6705, Denmark.
Seena FazelDepartment of Psychiatry, Oxford University, Warneford Hospital, Oxford, OX3 7JX, UK.

Funding

Wellcome Trust 202836/Z/16/Z
6 · The paper itself

Abstract

backgroundSevere neuropsychiatric outcomes have been reported in individuals exposed to isotretinoin, but the evidence is inconclusive and complicated by several methodological limitations.

objectivesTo establish and quantify the association between isotretinoin use for acne and 1-year incident neuropsychiatric adverse outcomes.

methodsA propensity score-matched cohort study of electronic medical records between the years 2013 and 2019 with patients followed up for 1 year after their index dispensed prescription was conducted. The database included over 12 million patients aged 12-27 years. We analysed data for individuals with acne in this age range with a dispensed prescription for isotretinoin or a control prescription. Outcomes included diagnoses of any incident sleep or mental health disorder, or nonfatal self-harm within 1 year of the index prescription.

resultsWe included 30 866 patients prescribed isotretinoin for their acne, 44 748 prescribed oral antibiotics, 108 367 prescribed topical anti-acne agents and 78 666 patients with acne but without an anti-acne prescription. After propensity score matching for baseline confounders, the odds ratio (OR) for any incident neuropsychiatric outcomes in patients with acne exposed to isotretinoin was 0·80 [95% confidence interval (CI) 0·74-0·87] compared with those on oral antibiotics; 0·94 (95% CI 0·87-1·02) compared with those using topical anti-acne medicines; and 1·06 (95% CI 0·97-1·16) compared with those without a prescription for anti-acne medicines. Patients exposed to isotretinoin experienced significantly more incident physical symptoms than patients in any of the three comparison cohorts.

conclusionsIsotretinoin was not independently associated with excess adverse neuropsychiatric outcomes at the population level. When monitoring potential adverse outcomes during isotretinoin treatment, clinicians should also consider the high mental health burden associated with treatment-resistant acne and the potential contribution of physical side-effects of prescribed medication on mental health.

Indexed as

Acne VulgarisDermatologic AgentsAnti-Bacterial AgentsCohort StudiesHumansIsotretinoinRetrospective StudiesAnti-Bacterial AgentsDermatologic AgentsIsotretinoin

Identifiers

PMID35174880
PMCPMC9543533

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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.