Eligibility Module

Eligibility Module

The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.

Eligibility Module path is as follows:

Study -> Protocol Section -> Eligibility Module

Eligibility Module


Ignite Creation Date: 2025-12-25 @ 1:40 AM
Ignite Modification Date: 2025-12-25 @ 1:40 AM
NCT ID: NCT03303794
Eligibility Criteria: Inclusion Criteria: * All patients undergoing unilateral total knee replacement due to OA or rheumatoid arthritis * Ages 40- 80 years old * American Society of Anesthesiologists class I-III Exclusion Criteria: * Refusal or absolute medical contraindication to peripheral nerve block * refusal or absolute medical contraindication to spinal anesthesia * conversion of spinal anesthesia to general anesthesia is obtained * inability to cooperate * allergy to any drug used in this study * daily intake of opioids (tramadol, morphine, oxycodone, methadone, fentanyl) * alcohol dependence or use of any illegal drugs within the last month * inability to perform the mobilization test and timed up and go (TUG) test pre-operatively
Healthy Volunteers: False
Sex: ALL
Minimum Age: 40 Years
Maximum Age: 80 Years
Study: NCT03303794
Study Brief:
Protocol Section: NCT03303794