It refers to the general and stable tendency or position of the behavioral subject towards a certain behavior; that is, for a specific behavior, when measured from his own point of view, he gives positive (approval or support) or negative (opposition or non-support).

A belief held by an individual (agent) about the consequences or characteristics of an action. That is, an individual subjectively believes that taking a certain action may result in a certain result.

Example: -- "Do you think a breast exam can detect signs of breast cancer?" --"very likely" ..."very unlikely"

An individual's evaluation of the consequences or characteristics of an action. It is a subjective value judgment that an individual assigns to the results of a behavior. After performing a certain behavior, a certain result that may result is given as "good" or "bad", "not serious" or "very serious", "satisfactory" or "satisfactory" Not satisfied" and other comments were added.

Example:--"After breast examination, if signs of breast cancer are found, do you think it is serious?" --"Not serious at all" ..."Very serious"

It refers to the degree of tendency of the behavioral subject to make specific behaviors based on the expectations of others. It reflects the influence of important others or groups on individual behavioral decisions. Simply put, subjective norms refer to how a person feels the social constraints and norms on whether he or she can engage in a certain behavior in the society in which he or she lives.

e.g. A ban on smoking in public places can make a smoker consider the consequences of his smoking behavior on the bus and the costs and benefits of quitting

An estimate of the behavioral expectations of a person or group that has an important influence on the actor, that is, the individual feels that the person or group that has an important influence agrees or disagrees with the belief held by the individual's behavior.

It refers to the motivation of the behavioral subject to comply with the expectations of important others or groups, that is, whether the individual is willing to comply with normative beliefs.

The subject's perception of the possibility of controlling behavior, and the individual's perception of factors that may promote and hinder the implementation of behavior.

Perception or conscious ability refers to the behavioral subject's perception of the difficulty of controlling behavior, that is, the degree of influence of each factor that promotes or hinders behavior. The ability to realize that one can smoothly perform actions by taking advantage of the situation or overcoming difficulties.

The individual's willingness to develop a behavioral trend is the thought tendency and behavioral motivation before taking action. Refers to the likelihood that a person is prepared to perform a behavior. It is the most direct and important determinant of whether "behavior" occurs.

It refers to the explicit and observable response of an individual to a specific goal at a specific time and environment.

Including: object (target), action (action), environment (context), time (time)