First Carpometacarpal Osteoarthritis Evaluation: Determining the Concurrent Validity and Test-Retest Reliability of the Thumb Disability Index (TDX) and Test-retest Reliability of Thumb Position Sense-Error using the Intermetacarpal Distance (IMD) Method


We are studying different questionnaires used to measure symptoms and activity limitations that are linked to thumb arthritis. We are also studying ways to measure thumb position sense in persons with thumb arthritis.

I'm interested

Male or Female
18 years and over
This study is NOT accepting healthy volunteers
Inclusion Criteria:

• at least 18 years old
• osteoarthritis of the joint where the bones of the wrist meet the hand (CMC)
Exclusion Criteria:

• received steroid injection treatment in the past 3 months
• history of CMC joint replacement
• nerve problems in the wrist or hand
• women who are pregnant
• unable to speak English

Arthritis & Rheumatic Diseases

Arthritis, CMC, CMC/Carpometacarpal, Osteoarthritis

Corey McGee -
Corey McGee, PhD, MS, OTR/L, CHT