Why the study?
Does sympathovagal balance differ between Type A and Type B male students during mental workload and rest?
Population
19 male students classified as Type A (n=8) and Type B (n=11)
Comparison
Mental arithmetic task vs Type B students
Design
Cross-sectional
Authors
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Type A behavior linked to resting sympathetic predominance in cross-sectional data; hypothesis-generating for autonomic-cardiovascular risk links and requires prospective validation.
Does sympathovagal balance differ between Type A and Type B male students during mental workload and rest?
Type A individuals exhibit dominant sympathetic activity compared to Type B individuals, as evidenced by differences in heart rate variability.
Kamada et al. (1992) studied this question.
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