Table 4-16 SRTT Analysis: Below the Median on the McGill Pain Questionnaire n=24) Number of Words Chosen (Sensory) on Scale n % I E 9 37.50 .71 I 15 62.50 1.32* S 18 75.00 .94 N 6 25.00 1.25 T 9 37.50 1.03 F 15 62.50 .98 J 13 54.17 1.03 P 11 45.83 .97 % = Percent of total choosing this group who fall into this type I = Self-selection index; ratio of percent of type in group to % in sample *P < .05. Table 4-17 SRTT Analysis: Above the Median on Number of Words Chosen (Sensory) on the McGill Pain Questionnaire (n=31) Scale n % I E 20 64.52 1.22* I 11 35.48 .75* S 26 83.87 1.05 N 5 16.13 .81 T 11 35.48 .98 F 20 64.52 1.01 J 16 51.61 .98 P 15 48.39 1.02 % = Percent of total choosing this I = Self-selection index; ratio of sample *P < .05. group who fall into this type percent of type in group to % in