Objective: To test the relative utility of social support and subjective norm for predicting
exercise intention and stage within the theory of planned behavior. Methods: A population …

Objective: To clarify the contribution of subjective norm to exercise intention and behavior by
considering the influence of descriptive as well as injunctive social norms related to family …

The purpose of the study was to investigate the utility of various social-psychological
variables for predicting intentions to engage in physical activity within a national population …

The purpose of this study was to examine cognitive constructs from the theory of planned
behavior (ie, attitude, perceived behavioral control, and intention) as potential mediators of …

In a test of the predictive utility of the theory of planned behaviour alone and in conjunction
with a number of additional variables, 114 participants completed questionnaires measuring …

BACKGROUND: The standard methodological approach for evaluating social cognitive
theories when predicting physical activity behavior is the passive prospective/longitudinal …

The current study aimed to test the validity of an extended theory of planned behavior model
(TPB; Ajzen, 1991), incorporating additional self and social influences, for predicting …

This study examined the utility of the theory of planned behaviour (TPB) along with
additional constructs in predicting exercise, and explored the motivational antecedents of …

Objective: To examine the moderating influence of ethnicity on the theory of planned
behavior (TPB) in the exercise domain and to generate common and ethnic-specific …

Social cognitive theory and the theories of reasoned action and planned behavior were
examined in the prediction of 4 weeks of physical activity participation. The theories of …