Which patient factor must be assessed before administering sedation?

Assessing the patient's medical history is crucial before administering sedation because it provides vital information regarding any underlying health conditions, previous anesthesia experiences, medication allergies, and potential interactions with anesthetic agents. This assessment helps identify any risks that may influence how the patient will respond to sedation, such as pre-existing respiratory issues, cardiovascular conditions, or neurological disorders.

Other factors like a patient's age, mood, and nutritional status can also play a role in the sedation process, but they do not encompass the comprehensive risk assessment that a thorough medical history provides. A detailed medical history ensures patient safety and informs the healthcare provider about the best sedation practices tailored to the individual patient's needs.