〔643〕

A型 行動歴 を用 いたス トレスの定量評価 島

田

直

樹*1,伊

津

野

孝*2,吉

田

勝

美*1

*1慶懸 義 塾 大 学医 学 部 衛 生 学 公衆 衛 生 学 教室,*2東 邦 大学 医 学 部 衛 生学 教 室

Quantitative

Evaluation

Naoki

Shimada*1,

of Stress Using the Type A Behavior Takashi

Izuno*2

and

Katsumi

Pattern

Yoshida*1

*1Department of Preventive Medicine and Public Health , School of Medicine, Keio University, Tokyo *2Department of Environmental and Occupational Health , School of Medicine, Toho University, Tokyo

The problem of quantitative

assessment

of individual

stress remains to be solved. The purpose of this study

was to attempt to quantify the evaluation of stress using the Type A behavior pattern. A total of 1,101 factory workers, 602 male workers (aged 20-59) completed questionnaires symptoms,

Type A behaviors,

shift work, age, and lifestyles such as drinking

the results of our previous study,

3 component

habits

regarding

subjective

and smoking habits.

scores were calculated from the responses to 11 questions

Using

pertaining

to the Type A behavior pattern. Stepwise logistic regression analysis of complaints of 8 stress-related subjective symptoms was performed, using shift work, age, drinking habits, and smoking habits as categorical independent variables, obtained.

and 3 component

scores as interval-scaled

independent

variables.

The following

conclusions

were

1. The firstcomponent score,whichrepresented overallirritability,was chosenas an independent variable forcomplaintsof "hungerpains"and "tendencyto havediarrhea." The first component scorehad a positive association withcomplaintsof thesestress-related subjective symptoms, and theassociation with"hunger pains"wasstatistically significant withP