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Biomedical subjects

B K Houston

Publications and source records attributed to B K Houston.

At least 37 records · Page 2Linked to original sources

Control over stress, type A behavior pattern, and response to stress.

This study was conducted to examine (a) differences in physiological response of Type A and Type B individuals to conditions that varied in both controllability and consistency of controllability over an aversive stimulus and (b) whether Type A relative to Type B individuals employ more denial and/or projection in cognitively coping with arousing situations as well as differ in being preoccupied in such situations. Ninety-six college men were randomly assigned to one of four conditions: no control over shock, consistent control over shock, intermittent control over shock, and low stress. The results indicated that relative to Type B subjects, Type A subjects manifested (a) greater pulse rates and systolic and diastolic blood pressure in the consistent control condition, (b) greater systolic blood pressure in the no-control condition, and (c) greater diastolic blood pressure in the intermittent control condition. Type A subjects relative to Type B subjects also employed more of both denial and projection across the three high-stress conditions but did not differ in how preoccupied they were.

Behavior↗

Distinguishing between cognitive and somatic trait and state anxiety in children.

The study was conducted to develop self-report measures of cognitive and somatic trait and state anxiety for children and to evaluate the utility of distinguishing between cognitive and somatic anxiety. Sixty-seven fourth grade children anticipated and then performed a mathematics task either in a high- or low-stress condition. While the children anticipated performing the task, measures of seven cognitive behaviors were obtained by means of both a think aloud procedure and a questionnaire. The results of the study indicated that reliable trait and state measures of cognitive and somatic anxiety were successfully developed. Further, the trait measures of cognitive and somatic anxiety were found to be relatively impervious to induced anxiety states. As expected, cognitive trait anxiety but not somatic trait or state anxiety was found to be related to task performance. High cognitive state and/or trait anxiety was found to be associated with more preoccupation and performance denigration as well as taking less of an analytic attitude toward the situation. Somatic trait and state anxiety were found to be associated with preoccupation. In general, the results support the construct validity of the measures developed and the utility of distinguishing between cognitive and somatic anxiety in children.

Achievement↗

The Framingham Type A Scale and anxiety, irrational beliefs, and self-control.

The present study examined the relations between the Framingham Type A Scale and measures of trait anxiety, irrational beliefs, and self-control in a sample of healthy young adults. Furthermore, the obtained relationships were contrasted with those between two other self-report measures of the Type A pattern and the above psychological dimensions. Results indicated that the Framingham Scale consistently exhibited positive relations with anxiety and general irrational thinking and a negative relation with self-control. The Jenkins Activity Survey and Thurstone Activity Scale generally were unrelated to these dimensions. Results indicate the psychological heterogeneity of the Type A measures and suggest a possible link between Framingham scores, anxiety, and manifestations of CHD.

Adaptation, Psychological↗

Family history of hypertension, gender, and cardiovascular reactivity and stereotypy during stress.

Thirty subjects with a family history of hypertension and 28 subjects without such a history performed a Stroop Color-Word Interference task, a mental arithmetic task (serial subtraction of sevens), and a shock avoidance task (repeating digits backward while expecting to be shocked for mistakes). Systolic and diastolic blood pressure and pulse rate were recorded while subjects anticipated, undertook, and recovered from the shock avoidance task and undertook and recovered from the Stroop and mental arithmetic tasks. It was found that compared to nonfamily history subjects, family history subjects manifested reliably greater cardiovascular reactivity during each task and in anticipation of the shock avoidance task. These results are congruent with the notion that excessive sympathetic nervous system reactivity-possibly genetically determined-is involved in the development of some form of essential hypertension. Further, the results indicated that family history subjects manifested greater consistency, or stereotypy, of cardiovascular response across the experimental tasks than nonfamily history subjects. The possible role of cardiovascular stereotypy in the development of essential hypertension is also discussed.

Anxiety↗

Aggressiveness, maladjustment, body experience and the protective function of personal space.

Considering the view that personal space may serve to protect individuals from unpleasant feelings, preference for personal space was related in this study to psychological maladjustment, aggressiveness, and body experience (N = 100). The results indicated that individuals who tend to be maladjusted and individuals who tend to be aggressive preferred more personal space in face-to-face encounters in which the S was approached by a stranger. With regard to measures of body boundary experience, high Barrier scores were found to be related to preference for more personal space in face-to-face encounters in which the S approached a stranger. With regard to people's perception of the spatial dimensions of their bodies, the more individuals tended to underestimate the size of their bodies, the more personal space they tended to prefer. Results were regarded as generally congruent with the protection theory of the use of personal space.

Adaptation, Psychological↗

Response to stress, cognitive coping strategies, and the type A behavior pattern.

This study was conducted to examine (a) whether Type A individuals respond with more psychophysiological arousal to threat to self-esteem than to threat of shock, (b) whether differences between Type A and Type B individuals in psychophysiological responses are greater under high than low stress, and (c) whether Type A and Type B individuals differ in how they cognitively cope with stress. Eighty-four college males served as subjects. The results indicated that the Type A subjects manifested higher pulse rates across all conditions and greater systolic and diastolic blood pressure in response to threat to self-esteem than did Type B subjects. The Type A subjects also employed more suppression in response to both threat to self-esteem and threat of shock and employed more denial in response to threat to self-esteem than did Type B subjects. Implications regarding the means by which Type A behavior increases the risk of premature heart disease are discussed.

Adaptation, Psychological↗

Effectiveness of complementary projection in reducing stress.

Threatened Ss in five stress groups with electric shock, while Ss in a sixth group were not threatened. In one of the stress groups Ss were encouraged to project causality for their feelings that resulted from the threat of shock to the E instead of to the shock, while Ss in the remaining stress groups were not encouraged to project causality for the threat-produced affects to the E. Physiological and self-report measures indicated that Ss who projected their anxiety and nervousness to the E were just as distressed by the veridical source of arousal as were Ss who did not project. Implications of these results for the hypothesized stress-reducing effectiveness of complementary projection were discussed.

Adolescent↗

Positive evaluation of stressful experiences.

Two studies were conducted to test the hypothesis that the more stressful an experience is, the more positively it will be evaluated. Stressfulness was manipulated in the two studies by means of threat of shock, and both self-report and physiological measures of stress indicated that these manipulations were highly successful. In both studies subjects who were exposed to the more stressful situation evaluated their experience as significantly more worthwhile and somewhat more interesting than did subjects exposed to the less stressful situation. Furthermore, as expected, subjects did not like the high stress experience more than the low stress experience. Implications and qualifications of these findings are discussed.

Anxiety↗

The psychological effects of vasectomy for American men.

Evidence concerning the psychological effects of vasectomy for American men was reviewed. Surveys of postoperative sexual behavior, satisfaction, and/or happiness suggest that the effects of vasectomy are generally positive. Data from studies employing clinical interviews and/or psychological tests, however, support a very different conclusion. These investigations which are generally superior in methodology and measurement techniques to the survey studies indicate that (a) although men in general verbally express satisfaction with vasectomy, many men are probably describing feelings which have been distorted as part of an attempt to cope with their private concerns about the consequences of the operation; and (b) many men experience some difficulty in adjusting to the psychological consequences of vasectomy. Implications for future research are discussed.

Adaptation, Psychological↗

The expectation-reality discrepancy and premature termination from psychotherapy.

The confirmation or disconfirmation of initial client expectation with regard to the psychotherapy process was related to drop out from psychotherapy for clients of a university psychological clinic. Previous hypotheses and research findings emphasized the existence of a linear relationship between expectancy confirmation or disconfirmation and drop out from psychotherapy. Contrary to those findings, the present study revealed significant curvilinear relationships between the two variables in question. Cultural and intellectual differences between the lower-class patient population, which exhibited linear relationships between expectancy confirmation or disconfirmation and drop out, and the present college population, which exhibited curvilinear relationships between the variables under investigation, were discussed as factors that contributed to the divergent findings of the present study.

Attitude↗