Table S1.
BPI-SF components
| BPI-SF question | Total | CR group | PR group | ||
|---|---|---|---|---|---|
|
| |||||
| n | 323 | 158 | 165 | ||
|
| |||||
| n (%) | |||||
| Q1 | Presence of pain | Yes | 146 (45.2) | 56 (35.4) | 90 (54.5) |
| Q2 | Site that hurts the most | Head | 35 (10.8) | 10 (6.3) | 25 (15.2) |
| Neck | 23 (7.1) | 6 (3.8) | 17 (10.3) | ||
| Shoulder | 18 (5.6) | 9 (5.7) | 9 (5.5) | ||
| Lower back | 17 (5.3) | 8 (5.1) | 9 (5.5) | ||
| Back | 13 (4.0) | 6 (3.8) | 7 (4.2) | ||
| Lower limb | 10 (3.1) | 5 (3.2) | 5 (3.0) | ||
| Chest | 8 (2.5) | 5 (3.2) | 3 (1.8) | ||
| Stomach | 7 (2.2) | 2 (1.3) | 5 (3.0) | ||
| Upper limb | 6 (1.9) | 1 (0.6) | 5 (3.0) | ||
| Joint | 5 (1.5) | 2 (1.3) | 3 (1.8) | ||
| Oral cavity | 3 (0.9) | 2 (1.3) | 1 (0.6) | ||
| Face | 1 (0.3) | 0 (0.0) | 1 (0.6) | ||
| Urogenital apparatus | 0 (0.0) | 0 (0.0) | 0 (0.0) | ||
|
| |||||
| Score (mean ± SD) | |||||
|
| |||||
| All patientsa/subgroupb | All patientsa/subgroupb | All patientsa/subgroupb | |||
|
| |||||
| Q3 | Pain intensity in past 24 hours | Worst | 2.1±2.6/4.6±2.0 | 1.6±2.4/4.4±2.0 | 2.6±2.7/4.7±1.9 |
| Q4 | Least | 0.7±1.2/1.5±1.4 | 0.5±1.1/1.4±1.4 | 0.9±1.3/1.6±1.5 | |
| Q5 | Average | 1.3±1.8/3.0±1.5 | 0.9±1.5/2.6±1.4 | 1.7±2.0/3.2±1.6 | |
| Q6 | Current level of pain-related distress | 1.2±1.7/2.7±1.7 | 0.8±1.4/2.3±1.4 | 1.6±2.0/2.9±1.8 | |
| Q8c | Level of pain relief from medications | 1.5±2.7d/3.5±3.2e | 1.2±2.5f/3.6±3.3g | 1.9±2.9h/3.5±3.1i | |
| Q9 (average) | Interference with daily activities | 0.88±1.45/1.94±1.61 | 0.44±0.93/1.25±1.21 | 1.29±1.71/2.37±1.68 | |
| Q9A | General activity | 1.2±1.8/2.6±1.8 | 0.8±1.4/2.1±1.6 | 1.6±2.0/2.8±1.9 | |
| Q9B | Mood | 1.1±1.8/2.5±2.0 | 0.5±1.2/1.5±1.6 | 1.7±2.1/3.1±1.9 | |
| Q9C | Walking ability | 0.4±1.4/0.9±1.9 | 0.2±0.9/0.6±1.4 | 0.6±1.7/1.0±2.2 | |
| Q9D | Normal work | 1.1±1.9/2.4±2.2 | 0.5±1.2/1.5±1.6 | 1.6±2.3/3.0±2.4 | |
| Q9E | Relations with other people | 0.6±1.4/1.3±1.9 | 0.2±0.8/0.5±1.2 | 1.0±1.7/1.8±2.0 | |
| Q9F | Sleep | 0.5±1.3/1.2±1.8 | 0.3±0.9/0.8±1.3 | 0.8±1.6/1.5±2.0 | |
| Q9G | Enjoyment of life | 1.2±2.1/2.7±2.3 | 0.6±1.2/1.6±1.6 | 1.9±2.5/3.4±2.4 | |
Notes: For Q3–Q6, Q8, and Q9, item scores on this scale range between 0 and 10. Q7 (What treatments or medications are you receiving for your pain?): not evaluated in this study.
a
If the answer for Q1 was “no” (had no pain), the score was entered as 0.
b
Only patients who had pain (answered “yes” on Q1) were included.
c
Q8: The original scale of BPI-SF (0%–100%) was replaced with a score of 0–10 in this study.
d
n=312;
e
n=135;
f
n=153;
g
n=51;
h
n=159;
i
n=84.
Abbreviations: BPI-SF, Brief Pain Inventory-Short Form; CR, complete remission; PR, partial remission; SD, standard deviation.