Table 1.

Socioecological Model Levels of Influence

Level of Influence	Description
Intrapersonal	Individual characteristics that influence behavior, such as knowledge, attitudes, beliefs, and personality traits.
Interpersonal	Interpersonal processes and groups (family, friends, and peers) that provide social identity, support, and role definition.
Organizational/service	Rules, regulations, policies, and informal structures that may constrain or promote recommended behaviors.
Community	Social networks and norms, or standards, which exist as formal or informal among individuals, groups, and organizations.
Public policy	Local, state, and/or federal policies and laws that regulate or support healthy actions and practices for disease prevention, early detection, control, and management.