Purpose: Identify patients who likely have carpal tunnel syndrome based on specific patient characteristics.
1. Shaking hands for symptom relief
2. Wrist-ratio index greater than .67
3. Symptom Severity Scale score greater than 1.9
4. Reduced median sensory field of digit 1
5. Age greater than 45 years
1. Wainner RS, et al. Development of a clinical prediction rule for the diagnosis of carpal tunnel syndrome. Arch Phys Med Rehabil. 2005; 86(4): 609-18.