Type A behavior intervention in primary health care reduces hostility and time pressure: a study in Sweden.

This study evaluates the effects of an intervention on hostility and time pressure in primary health care patients. A total of 47 men and women were studied, of whom 22 participated in an intervention program and 25 were controls. The intervention group changed global Type A behavior, hostility and time pressure significantly more than the control group and this change was stable up to 2 years following the study. Men altered their behavior significantly more than women.