INDIVIDUAL-DIFFERENCES IN CIRCADIAN ACTIVITY RHYTHM AND PERSONALITY
INDIVIDUAL-DIFFERENCES IN CIRCADIAN ACTIVITY RHYTHM AND PERSONALITY
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DOI:
10.1016/0191-8869(85)90054-6
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发表时间:
1985-01-01
影响因子:
4.3
通讯作者:
LARSEN, RJ
中科院分区:
文献类型:
--
作者:
LARSEN, RJ
Individual differences in circadian activity rhythms were assessed in terms of peak activity time, rising time and retiring time reported every day for 84 consecutive days. A 19-item Morningness-Eveningness Questionnaire (MEQ) significantly correlated with time-of-day effects on these 3 circadian activity measures, as well as with parental report of the subject''s peak activity time. Several measures of extraversion also correlated significantly with the MEQ, as well as with rising and retiring time, suggesting that extraverts are evening types. When the differential effects of sociability and impulsivity were examined the sociability component of extraversion was most responsible for the time-of-day differences. The result diverges somewhat from previous findings that suggest impulsivity is the component responsible for time-of-day effects. This apparent contradiction is discussed in terms of arousal being a non-unitary construct, with different indices of circadian arousal allowing for differential correlates with specific personality components.