دور المتغيرات الديموجرافية قي العلاقة بين المتغيرات التنظيمية و خصائص الدور و الضغوط الوظيفية : على قطاع المستشفيات-بجمهورية مصر العربية

الملخص EN

This study aimed to identify the role of role characteristics and demographic variables as a mediating variable in the relationship between organizational variables, role characteristics and job pressures.

The study used the descriptive and analytical method, and it was applied to a simple random sample of nursing staff members in Cairo University hospitals, where the sample size was (330) individuals.

The study relied on the survey list as a tool for obtaining data.

The number of survey lists for which the statistical analysis was conducted reached (310) lists with a correct response rate of (90% ).

Statistical analyzes were performed using the SPSS (version 20) statistical program, and by applying progressive multiple regression models.

A set of results were reached, the most important of which are: The existence of positive influential relationships for each of the levels of centralization, formalism, control, and role conflict on work pressures at "t" values amounted to (9.439), (6.461), (3.426), and (2.199) for each of them, respectively, at all significant levels less than (.

05) which indicates the acceptance of the validity of the first main hypothesis and all its sub-hypotheses indicating that there is a "positive, statistically significant effect of the organizational variables (central, official and control) on the work pressures of the nursing staff in Cairo University hospitals with a confidence degree higher than 95% .

" The results also showed that the overall correlation coefficient R for the study variables with work pressures reached (.647), which indicates a strong positive correlation between organizational variables and some role characteristics and between job pressures at the nursing staff at Cairo University, and the determination coefficient reached R-Square.

(R2) an amount (42% ), which indicates a high percentage of interpretation of work stress through the variables of the study that were constructed and entered into the analysis, namely (central, official, control and role conflict only) in the regression model of workers in the nursing staff at Cairo University.

These results were discussed and interpreted and compared with the results of previous relevant studies, and their implications were extracted on the theoretical and practical levels, and then some recommendations and proposed future research were presented.