There have been many efforts made so far in order to measure the patient-reported outcome which is also known as PROMs in order to reciprocate and fulfill the clinical conditions. These conditions are usually the ones that are associated with injuries of osteoarthritis and any other sort of rheumatological disorders. This is because of the sole reason that a 2011 review of nine tools was published and had focused on many of these issues as they are related to rheumatology. In addition, there have been increasing efforts that have been made in order to report this issue in the minimum possible manner. The studies that have been in process to understand the Cronbach alpha cell were at least 0.7 for the adults and 0.1 for the elder people. The lesser process is known for providing a lesser degree of responsiveness and hence, at the same time, an attempt is made to measure the assessing content of the internal consistency to measure the reliability which has been somewhere swindling between 0.17 and 0.18 for these people. The lesser the score, the more is the risk for these people. Hence, an attempt must be made to provide them with the best possible care.
Ref art: https://onlinelibrary.wiley.com/doi/10.1002/acr.24235