Please select the eligibility criteria that correspond to the clinical trial below.
Title: An Open, Randomised, Multicentre Study to Compare Buprenorphine Transdermal Delivery System (BTDS) With Standard Treatment in Elderly Subjects With OA of the Hip and/or Knee
Brief Summary: The primary objective is to compare buprenorphine transdermal delivery system (BTDS) with standard- treatment in subjects with osteoarthritis (OA).


Options:
A: Inclusion Criteria:

* Clinical diagnosis of knee or hip osteoarthritis with history of pain at the reference joint for at least 3 months or clinical diagnosis of low back pain of benign origin for at least 3 months
* Must be dissatisfied with their current analgesic therapy (e.g. Non-steroidal anti-inflammatory drugs NSAIDS, COX-2 inhibitors, opioids, paracetamol/acetaminophen
* Have a pain intensity \>4 on Numerical Rating Scale

Exclusion Criteria:

* Life-long history of seizure disorder or epilepsy
* Any of the following within one year: mild/moderate traumatic brain injury, stroke, transient ischemic attack, and brain neoplasm
* Severe traumatic brain injury within 15 years (consisting of more than one of the following: brain contusion (injuries resulting in hemorrhage), intracranial hematoma, unconsciousness or post traumatic amnesia lasting for more than 24 hours) or residual sequelae suggesting transient changes in consciousness
* History of malignancy within past 2 years, with exception of a successfully treated basal cell carcinoma
* Presence of significant pain associated with conditions other than osteoarthritis or low back pain that could confound the assessment or self-evaluation of pain
B: Inclusion Criteria:

* A clinical diagnosis of osteoarthritis of the hip or knee
* End-stage degenerative joint disease
* Eligibility for primary unilateral total or partial joint replacement surgery
* Pain level moderate to severe and at such a level as to require daily doses of an opioid analgesic medication

Exclusion Criteria:

* Has a life-long history of seizure disorder or epilepsy
* Had any of the following within the preceding 1 year: mild or moderate traumatic brain injury, stroke, transient ischemic attack, or brain neoplasm
* Had a severe traumatic brain injury within 15 years of screening (consisting of one or more of the following: brain contusion, intracranial hematoma, either unconsciousness or post traumatic amnesia lasting for more than 24 hours)
* Joint pain not associated with gout, fibromyalgia, rheumatoid arthritis, other autoimmune disease
* History of alcohol or drug abuse
* chronic hepatitis B and C or HIV, active hepatitis B and C within 3 months
* Severely impaired renal function or moderately to severely impaired hepatic function
* History of cancer within past 2 years
C: Inclusion Criteria:

* Either sex aged 65 or above
* Diagnosis of OA of the hip and/or knee
* Severe pain requiring step two medication
* Taking maximum dose of paracetamol

Exclusion Criteria:

* Painful disease of the joints other than OA
* Contraindication to buprenorphine, other opioids, patch adhesives or nonsteroidal anti-inflammatory agents (NSAIDS)
* Subjects taking cyclooxygenase (COX) II selective inhibitors
D: 40 years and above, both genders, who have clinical and radiographic osteoarthritis symptomatic for at least six months.

Answer: C