Table 1: Primary outcome measure questions asked to elicit scores on the visual analog scale (VAS) for patients undergoing carpal tunnel release.

Question  1How much pain did you experience when the needle was inserted?
Question  2How much pain did you experience during the injection of the freezing?
Question  3How long did the pain last?
Question  4How much pain did you feel during the surgery?
Question  5How much pain did you feel from the tourniquet?
Question  6How would you rate the discomfort of the freezing?
Question  7How would you rate the discomfort of the surgery?