Item | Relevance | Clarity | Interpretation | ||||||
---|---|---|---|---|---|---|---|---|---|
Agreement | I-CVI* | Pc** | K*** | Agreement | I-CVI* | Pc** | K*** | Â | |
1. Pain subscale | |||||||||
 Rate your pain: At rest | 51/64 | 0.80 | <  10 − 5 | 0.80 | 50/53 | 0.94 | <  10 − 5 | 0.94 | Excellent |
 Rate your pain: When doing a task with a repeated wrist movement | 54/64 | 0.83 | <  10 − 5 | 0.83 | 49/53 | 0.92 | <  10 − 5 | 0.92 | Excellent |
 Rate your pain: When lifting a heavy object | 54/64 | 0.83 | <  10 −5 | 0.83 | 50/53 | 0.94 | <  10 − 5 | 0.94 | Excellent |
 Rate your pain: When it is at its worst | 57/64 | 0.89 | <  10 −5 | 0.89 | 49/53 | 0.92 | <  10 −5 | 0.92 | Excellent |
 How often do you have pain? | 50/63 | 0.79 | <  10 −5 | 0.79 | 47/54 | 0.87 | <  10 −5 | 0.87 | Excellent |
2. Function | |||||||||
 A. Specific activities | |||||||||
  Turn a doorknob using my affected hand | 53/63 | 0.84 | <  10 −5 | 0.84 | 52/52 | 1.00 | <  10 −5 | 1.00 | Excellent |
  Cut meat using a knife in my affected hand | 54/63 | 0.86 | <  10 −5 | 0.86 | 53/53 | 1.00 | <  10 − 5 | 1.00 | Excellent |
  Fasten buttons on my shirt | 51/63 | 0.81 | <  10 −5 | 0.81 | 53/53 | 1.00 | <  10 −5 | 1.00 | Excellent |
  Use my affected hand to push up from a chair | 50/63 | 0.79 | <  10 − 5 | 0.79 | 51/52 | 0.98 | <  10 −5 | 0.98 | Excellent |
  Carry a 10 lb. object in my affected hand | 58/63 | 0.92 | <  10 −5 | 0.92 | 52/53 | 0.98 | <  10 −5 | 0.98 | Excellent |
  Use bathroom tissue with my affected hand | 50/63 | 0.79 | <  10 −5 | 0.79 | 51/52 | 0.98 | <  10 − 5 | 0.98 | Excellent |
 B. Usual activities | |||||||||
  Personal care activities (dressing, washing) | 53/61 | 0.87 | <  10 − 5 | 0.87 | 50/53 | 0.94 | <  10 −5 | 0.94 | Excellent |
  Household work (cleaning, maintenance) | 57/60 | 0.95 | <  10 −5 | 0.95 | 49/53 | 0.92 | <  10 −5 | 0.92 | Excellent |
  Work (your job or usual everyday work) | 52/60 | 0.87 | <  10 − 5 | 0.87 | 49/53 | 0.92 | <  10 − 5 | 0.92 | Excellent |
  Recreational activities | 54/60 | 0.90 | <  10 − 5 | 0.90 | 51/53 | 0.96 | <  10 − 5 | 0.96 | Excellent |
S – CVI/Ave | 0.85 (95% CI: 0.82 to 0.88) |  | 0.95 (95% CI: 0.93 to 0.97) |  |  |