Evidence map›Paper›PMID 29270466›Full record

ArticleBrain and neuroscience advances2017

Circadian mood variations in Twitter content.

Fabon Dzogang, Stafford Lightman, Nello Cristianini

Erratum issuedAbstract read
In one paragraph

Article in Brain and neuroscience advances, 2017. 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 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

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  8. Expecting the Unexpected: Predicting Panic Attacks From Mood, Twitter, and Apple Watch Data.IEEE open journal of engineering in medicine and biology · 2024
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  13. Review
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  17. Twitter, time and emotions.Royal Society open science · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Fabon DzogangIntelligent Systems Laboratory, University of Bristol, Bristol, UK.
Stafford LightmanHenry Wellcome Laboratories for Integrative Neuroscience and Endocrinology, University of Bristol, Bristol, UK.
Nello CristianiniIntelligent Systems Laboratory, University of Bristol, Bristol, UK.

Funding

European Research Council 339365
6 · The paper itself

Abstract

backgroundCircadian regulation of sleep, cognition, and metabolic state is driven by a central clock, which is in turn entrained by environmental signals. Understanding the circadian regulation of mood, which is vital for coping with day-to-day needs, requires large datasets and has classically utilised subjective reporting.

methodsIn this study, we use a massive dataset of over 800 million Twitter messages collected over 4 years in the United Kingdom. We extract robust signals of the changes that happened during the course of the day in the collective expression of emotions and fatigue. We use methods of statistical analysis and Fourier analysis to identify periodic structures, extrema, change-points, and compare the stability of these events across seasons and weekends.

resultsWe reveal strong, but different, circadian patterns for positive and negative moods. The cycles of fatigue and anger appear remarkably stable across seasons and weekend/weekday boundaries. Positive mood and sadness interact more in response to these changing conditions. Anger and, to a lower extent, fatigue show a pattern that inversely mirrors the known circadian variation of plasma cortisol concentrations. Most quantities show a strong inflexion in the morning.

conclusionSince circadian rhythm and sleep disorders have been reported across the whole spectrum of mood disorders, we suggest that analysis of social media could provide a valuable resource to the understanding of mental disorder.

Indexed as

Circadian rhythms and sleepcomputational neuroscienceemotionhuman behaviour

Identifiers

PMID29270466
PMCPMC5736128

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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.