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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: J Natl Med Assoc. 2010 Jan;102(1):18–27. doi: 10.1016/s0027-9684(15)30471-5

Table II.

Descriptive statistics for the pain measures (N = 145)

Variable Category Number
(%)
Mean (SD) Min-
Max
Number of Pain
Sites
3.6 (2.3) 1-13
Pain Intensity
(0-10 possible)
Current pain
Worst pain in last 24 hr
Least pain in last 24 hr
Worst ever headache
Worst ever stomachache
Worst ever toothache
3.3 (3.2)
4.9 (3.5)
3.0 (2.7)
8.0 (2.6)
7.7 (2.5)
7.4 (3.2)
0-10
0-10
0-10
0-10
0-10
0-10
Pain Goal
(0-10 possible)
Optimal goal for pain level
Tolerable pain level
.98 (2.3)
3.3 (2.2)
0-10
0-10
Pain Expectation Worse than expected
Same as expected
Not bad as expected
No answer
9 (6.1%)
66 (44.9%)
63 (42.9%)
9 (6.1%)
Number of Hours
in Last 24 that
Pain was Less
than Tolerable
Level
0-6 hours
7-12 hours
13-18 hours
19-24 hours
No answer
74 (51.0%)
23 (15.9%)
10 (6.9%)
34 (23.4%)
4 (2.8%)
Pain Rating Index
(PRI)
PRI-S: Sensory (0-42 possible)
PRI-A: Affective (0-14 possible)
PRI-E: Evaluative (0-5 possible)
PRI-M: Miscellaneous (0-17 possible)
PRI-T: Total (0-78 possible)
18.3 (8.5)
4.7 (3.8)
3.5 (1.9)
6.2 (4.7)
32.5 (16.4)
0-38
0-14
0- 5
0-17
0-73
Pain Words Number of words chosen (0-20 possible)
Number of nociceptive words (0-28 possible)
Number of neuropathic words (0-26 possible)
10.6 (4.8)
6.8 (4.0)
4.5 (3.4)
0-20
0-20
0-14
Pain Pattern Total pattern score (0-6 possible)
Constant group
Intermittent group
Transient group
116 (80%)
77 (53.1%)
62 (42.8%)
3.8 (1.8) 0-6
Composite Pain
Index
(50 -340 possible) 200.8 (25.9) 141-297