About this trial
This study aims to compare the 3-needle and 5-needle of genicular nerve block on pain and quality of life in Knee osteoarthritis (KOA).
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥18 years.
Both sexes.
Patients with unilateral chronic knee pain for more than 3 months.
Patients received conservative treatment for at least 3 months.
Disqualifiers
Chronic knee pain is due to causes other than KOA, such as connective tissue diseases, lumbar radicular neuropathy (spondylolisthesis, spinal stenosis), or sciatic pain.
Knee effusion.
Neuro/psychiatric disorders.
History of intra-articular injection in the prior 3 months.
Trial design
Parallel
Treatments tested in this trial
3-nerve-targeted group
Other interventionPatients will receive 3-nerve protocol.
5-nerve-targeted group
Other interventionPatients will receive 5-nerve protocol.
Treatment groups
Trial outcomes
Primary outcomes
Degree of pain
Each patient will be instructed about postoperative pain assessment with the numeric rating scale (NRS) score. NRS (0 represents "no pain" while 10 represents "the worst pain imaginable").
Secondary outcomes
Measurement of Quality of life
The Western Ontario and McMaster Universities Arthritis Index (WOMAC) is a self-administered health status questionnaire and consists of 24 items divided into 3 subscales: pain (5 items), stiffness (2 items), and physical function (17 items). Accordingly, higher scores on the WOMAC indicate worse pain, stiffness, and functional limitation. The WOMAC will be assessed at each follow-up point
Patients' opioid medication use
Patients' opioid medication use will be evaluated before treatment and at 6 months after treatment.
Degree of patient satisfaction
Degree of patient satisfaction will be assessed on a 5-point Likert scale patient satisfaction (1, extremely dissatisfied; 2, unsatisfied; 3, neutral; 4, satisfied; 5, extremely satisfied)
Sponsors and contacts
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