For the study group, the researcher will explain the method of the training package program application to critical care nurses as follows; firstly, the researchers will assess the nurses' roster, then the researchers will classify the subjects into groups in order to conduct the training package for a group of them while the other subjects taking care of the patients in the intensive care units and repeat the same session to the others in the same manner.

for the comparison group receive the general intensive care rules manual for routine care.

For the study group, the researcher will explain the method of the training package program application to critical care nurses as follows; firstly, the researchers will assess the nurses' roster, then the researchers will classify the subjects into groups in order to conduct the training package for a group of them while the other subjects taking care of the patients in the intensive care units and repeat the same session to the others in the same manner.

This tool will assess the intensive care nurses' awareness of critically ill geriatric patients' safety culture. It will include items that will be categorized into four subscales namely, intensive care nurses' knowledge, attitude, and practices of caring for critically ill geriatric patients and the critical care unit work environment. The nurses have to respond to the items using a 3-point Likert scale. The total score of the items will be summed and higher scores will indicate greater nurses' awareness of critically ill geriatric patients' safety culture.