U.S., Aug. 29 -- ClinicalTrials.gov registry received information related to the study (NCT07145762) titled 'Analgesia Nociception Index In Pediatric Patients With Chronic Pain' on Aug. 18.

Brief Summary: The goal of this observational study is to learn about the analgesia nociceptive index (ANI) is associated with pain sensitivity in patients between the ages of 9-17 who are experiencing chronic pain. The main question it aims to answer is:

- Does the ANI score correlate with the change in the pain sensitivity in patients aged 9-17 undergoing an interventional block.

Patients already receiving an interventional block as part of their regular medical care for chronic pain will have their level of pain recorded during clinic appointments...