9/3/2014 1 Nursing Theories & Health Assessment NUR 3069: Advanced Health Assessment Key Terms • Health and health pattern • Holism • Holistic • Theory • Nursing theory • Health assessment • Health promotion Perspectives on Nursing Theory • What is a theory as opposed to a conceptual framework? • What is nursing theory? • How do nursing theories relate to health assessment? • What theory can nurses use? 9/3/2014 2 Definition of Theory • Theory: A creative and rigorous structuring of ideas that projects a tentative, purposeful, and systematic view of phenomena. • Purpose: Theory is developed for a reason that can be identified and specifies the context and situation in which the theory applies. Why Nursing Theory? • Nursing theory: • Guides nursing education, research, and practice. • Strengthens links between nurses in education, research, and practice. • Contributes to a well-founded basis for practice. • Helps nurses develop better understanding of factors affecting family function. • Directs nurses to more specific purposes than merely filling a gap. • Considers significant factors that influence nursing , and, therefore, helps nurses in nursing-specific situations. Nursing Theorists • Florence Nightingale: Environment is the central concept. • Viewed as all external conditions and influences affecting the life and development of an organism (1860). • Virginia Henderson: Mind and body are inseparable • No two individuals are alike; each is unique (1966). 9/3/2014 3 Nursing Theorists (continued) • Martha Rogers: • A science of unitary human beings. • Person-environment are energy fields that evolve negentropically (1970). • Family system approach. • Callista Roy: Adaptation/Independence model (1974). • Dorothea Orem: Self-care maintains wholeness (1971). • Madeleine Leininger: Caring is universal and varies transculturally (1978). • Imogene King: • General systems framework. • Transactions within the dyad of nurse and client. • Margaret Newman: Total person approach to patient problems. Disease is a clue of preexisting life patterns (1979). Definition of Health, Health Pattern, & Health Promotion • Health: A state of complete physical, mental, and social well-being. • Health pattern: A set of related traits, habits, or acts that affect a client's health. • Health promotion: Behavior motivated by the desire to increase well-being and actualize human potential. Health Assessment & The Nursing Process • Health assessment is a systematic method of collecting data about a client for the purposes of: • Determining the client’s current and ongoing health status. • Predicting risks to health. • Identifying health promotion activities. • The nursing process is a systematic, rational, dynamic, and cyclic process used by the nurse to plan and provide care for the client. 9/3/2014 4 Models of Health • Ecological Model: Examines the interaction of agent, host, and environment. • C.