The contraceptive effectiveness of 155 single women between 15 and 25 years of age was found to be significantly and negatively related to a means-end problem-solving ability and a belief in internal control and significantly and positively related to a belief in chance control. (JMB)

Research using expectancy models has shown contraceptive choice among adults to be a rational process in that intentions and behaviors reflect an individual's beliefs, values, attitudes, and perceptions of social norms. This study examined whether such an approach could accurately represent adolescents' contraceptive decision-making. It used the…

Studied high-school sophmores, who through group training, were given contraceptive information, steps for solving problems, and practice in communicating decisions about sexual behavior. Compared with untrained, control-condition teenagers, trained teenagers had more positive postest scores on measures of sexual knowledge, interpersonal problem…