Patient selection: neuropathic pain
Parameters:
(1) intensity of the pain
(2) sharpness of the pain
(3) hot sensation
(4) dull sensation
(5) cold sensation
(6) skin sensitivity
(7) itchy sensation
(8) unpleasant sensation
(9) intensity of deep pain sensation
(10) intensity of surface pain sensation
(11) time quality of pain
For parameters 1 through 10 the response is a VAS from 0 to 10, with 0 none and 10 most intense imaginable).
For parameter 11 (time quality of the pain) the responses are one of the following:
(1) background pain all of the time with occasional flare-ups of breakthrough pain
(2) single type of pain all of the time
(3) single type of pain sometimes with periods pain free