factors and how their application could improve the design and implementation of home health care.


Figure 3-1 presents a model of the human factors of health care in the home, based on a systems approach (e.g., Lawton and Nahemow, 1973; Meister, 1989; Czaja et al., 2001; Czaja and Nair, 2006). The components of this system are the person(s) involved in health management (e.g., care recipients and caregivers), the tasks in which they are engaged (e.g., blood glucose monitoring, assistance with activities of daily living), the equipment/technology that they are using to perform these tasks (e.g., blood glucose meter, computer, lifting device), and the environments in which these interactions occur (physical, social, community, and policy environments).

As depicted in the model, people have different characteristics, skills/abilities, education, health conditions, preferences, and attitudes that they


FIGURE 3-1 Model of human factors of health care in the home.
SOURCE: Czaja and Nair [adapted from Czaja et al. (2001)].

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