Temperamental activation and inhibition associated with autonomic function in preadolescents. The TRAILS study.
نویسندگان
چکیده
We investigated the temperamental traits high-intensity pleasure (temperamental activation) and shyness (temperamental inhibition) in relation to autonomic function as measured by heart rate (HR), respiratory sinus arrhythmia (RSA), and baroreflex sensitivity (BRS) in 938 10-13-year-old preadolescents from a population cohort. Temperament was evaluated by parent reports on the Revised Early Adolescent Temperament Questionnaire. Autonomic measurements were obtained in supine and standing position. High-intensity pleasure was negatively associated with supine HR and positively with supine RSA and BRS in both genders. Shyness was positively related to supine BRS in girls only. Orthostatic-based autonomic reactivity (difference) scores adjusted for supine values were unrelated to temperamental measures. It appeared that higher scores on temperamental activation and inhibition are associated with higher cardiac vagal activity (RSA) and/or flexible regulation of autonomic balance (BRS), implicating healthy physiological functioning. Moreover, results suggest a physiological basis promoting the tendency towards engagement in high-intensity activities.
منابع مشابه
Temperamental Activation and Inhibtion in Association with the Autonomic Nervous System in Preadolescents
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Inhibited and disinhibited temperament and autonomic stress reactivity.
We examined the relationship of temperament dimensions serving as markers for Gray's behavioral activation system (BAS) and behavioral inhibition system (BIS) with autonomic stress reactivity in 35 middle-aged men. Temperament was measured using the Strelau Temperament Inventory--Revised. Skin conductance responses and inter-beat interval were measured during administration of the Rorschach tes...
متن کاملActivation and Inhibtion in Association with the Autonomic Nervous System in Preadolescents
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ورودعنوان ژورنال:
- Biological psychology
دوره 81 1 شماره
صفحات -
تاریخ انتشار 2009