Journal ArticleDOI
Adaptation and standardization of a spanish version of the morningness-eveningness questionnaire: individual differences
Ana Adan,Helena Almirall +1 more
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TLDR
In this article, an adaptation and standardization of Horne and Ostberg's questionnaire for the Spanish population is presented, where the variables age (17-50) and work hours were studied in subjects from the student community and in workers with different work schedules.About:
This article is published in Personality and Individual Differences.The article was published on 1990-01-01. It has received 88 citations till now. The article focuses on the topics: Personality test & Morningness–eveningness questionnaire.read more
Citations
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A time to think: Circadian rhythms in human cognition
TL;DR: The picture that emerges from this assessment is that beyond physiological variables, time-of-day modulations affect performance on a wide range of cognitive tasks measuring attentional capacities, executive functioning, and memory.
Journal ArticleDOI
Horne & Ostberg morningness-eveningness questionnaire : A reduced scale
Ana Adan,Helena Almirall +1 more
TL;DR: In this paper, a reduced scale of Horne & Ostberg's Morningness-Eveningness questionnaire is presented, which only contains questions about Morningness, which helps to define this dimension better.
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Individual differences in the phase and amplitude of the human circadian temperature rhythm: with an emphasis on morningness-eveningness.
TL;DR: An association between circadian rhythm temperature phase and amplitude was found, in that subjects with more delayed phases had larger amplitudes and the greater amplitude was due to lower nocturnal temperature.
Journal ArticleDOI
Gender differences in morningness–eveningness preference
Ana Adan,Vincenzo Natale +1 more
TL;DR: The aim of this study was to analyze gender difference in morningness–eveningness preference using the Horne and Östberg questionnaire in the largest university student population selected so far.
Journal ArticleDOI
Circadian typology and individual differences. A review
TL;DR: In this paper, a review of studies dealing with the relationship between morningness-eveningness (circadian typology) and other individual differences such as age, sex, personality dimensions and work schedule of their subjects is presented.
References
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Journal Article
A self-assessment questionnaire to determine morningness-eveningness in human circadian rhythms.
James Horne,Ostberg O +1 more
TL;DR: Although the questionnaire appears to be valid, further evaluation using a wider subject population is required, as sleep habits are an important déterminant of peak time there are other contibutory factors, and these appear to be partly covered by the questionnaire.
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Inter-individual differences in the human circadian system: A review
TL;DR: It is argued that the differences in rhythm parameters associated with the personality dimension of introversion-extraversion are the result of exogenous influences in the intrinsic period of the circadian system.
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Towards a Predictive Test of Adjustment to Shift Work
TL;DR: It is concluded that it may prove feasible to develop a questionnaire that would predict the degree to which people's rhythms would adjust to shift work, and that flexibility of sleeping habits and the ability to overcome drowsiness should be components of such a questionnaire.
Journal ArticleDOI
Ciradian performance differences between morning and evening "types".
TL;DR: Two groups of subjects identified as either morning (M) or evening (E) types, determined by a self-assessment questionnaire, were measured for performance efficiency at a simulated production-line inspection task given for 15 sessions at different times of the waking day.
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A self-assessment questionnaire to determine morningness-eveningness in human circadian rhythms.
James Horne,Ostberg O +1 more