Which instruments are used to assess a patient's pain level?

The Numeric Rating Scale (NRS) and the Wong-Baker FACES Pain Rating Scale are both validated tools specifically designed to assess a patient's pain level. The NRS allows patients to quantify their pain on a scale, typically from 0 to 10, where 0 represents 'no pain' and 10 signifies 'the worst pain imaginable.' This numeric representation provides healthcare professionals with an easy-to-understand measure of the patient's subjective experience of pain.

The Wong-Baker FACES Pain Rating Scale utilizes graphical representations of facial expressions ranging from a happy face for no pain to a distressed face for severe pain. This scale is particularly effective for patients who may have difficulty communicating verbally, such as children or those with cognitive impairments, allowing them to indicate their pain level based on visual cues.

In contrast, the other options listed do not appropriately assess pain. The Visual Acuity Scale and Blood Pressure Monitor are used to evaluate vision and cardiovascular health, respectively, rather than pain. Heart Rate Monitors and Thermometers provide information on physiological parameters but do not provide insights into pain levels. Lastly, a Standardized Quiz and Patient Satisfaction Survey focus on broader patient experiences and satisfaction rather than directly measuring pain intensity. Thus, the primary role of NRS and Wong