The concept of "quality of life" (QOL) has entered into a scientific turn since the end of the 50s of the last century, but so far there is no precise definition and interpretation of this concept. A common understanding under QOL is “a combination of objective and subjective well-being in multiple areas of life, which is considered essential in modern human culture and consistent with universal human rights standards”.[1]
Considering QOL as a system, it should be noted that one of its most important structural elements is the state of health, the deterioration of which leads to negative socio-psychological consequences. The main components of health-related QOL (HLQOL) are physical (satisfaction with health), psychological (satisfaction with their psychological state) and social (satisfaction with the implementation of relevant social needs).[2] The components of non-health QL include economic and physical safety, the environment, education and a number of others.
Since the 1980s, in ...