Which of the following is part of the nutritional status assessment during childhood illness?

The correct answer focuses on the importance of nutritional status assessments during childhood illness, particularly highlighting how immunization status relates to overall health and development. While monitoring immunization status is critical for preventing illness and ensuring that children receive necessary vaccinations to support their growth and development, it is not directly a component of assessing nutritional status.

In the context of assessing nutritional status during childhood illness, weight measurement and height assessment are vital indicators. They provide key data on a child's growth patterns and can signal nutritional deficiencies or excesses. Age checks, while relevant for assessing developmental milestones, do not directly relate to nutritional status either. Understanding a child's weight and height in relation to their age can help identify potential issues in nutrition that may need to be addressed as part of their health care plan.

Thus, while immunization status is important for a child's health, it is not a direct aspect of evaluating nutritional status during periods of illness. The other options (weight measurement and height assessment) are integral to providing a comprehensive picture of a child's nutritional needs and health risks, particularly in a clinical setting when illness is present.