|
Variable
|
Prevalence
|
Logistic regression analysis
|
|---|
|
Normal MPI (n = 43)
|
Abnormal MPI (n = 20)
|
OR
|
95% CI
|
P
|
|---|
|
Age (year, median)
|
19.35
|
19.28
|
0.25
|
0.01–4.24
|
0.334
|
|
Education [n (%)]
|
|
College or more
|
28 (65.1)
|
12 (60.0)
|
1
| | |
|
High school or less
|
15 (34.9)
|
8 (40.0)
|
0.99
|
0.22–4.52
|
0.986
|
|
Socioeconomic status [n (%)]
|
|
High
|
7 (16.3)
|
1 (5.0)
|
1
| | |
|
Middle
|
23 (53.5)
|
10 (50.0)
|
14.38
|
0.50–413.72
|
0.120
|
|
Low
|
13 (30.2)
|
9 (45.0)
|
23.71
|
0.81–695.42
|
0.066
|
|
Parental coresidence status [n (%)]
|
|
Both
|
36 (83.7)
|
18 (90.0)
|
1
| | |
|
One parent
|
6 (14.0)
|
2 (10.0)
|
0.41
|
0.02–7.00
|
0.536
|
|
None
|
1 (2.3)
|
0 (0.0)
|
0
|
0
|
1.000
|
|
mCSS (2–9)
|
4.21
|
3.70
|
0.73
|
0.37–1.43
|
0.358
|
|
NRS (0–10)
|
6.40
|
5.95
|
0.97
|
0.56–1.68
|
0.358
|
|
Pain duration (month)
|
21.40
|
40.35
|
1.05
|
1.02–1.08
|
0.002*
|
|
CRPS type [n (%)]
|
|
I
|
34 (79.1)
|
15 (75.0)
|
1
| | |
|
II
|
9 (20.9)
|
5 (25.0)
|
3.76
|
0.61–23.33
|
0.155
|
|
Affected site [n (%)]
|
|
Upper extremity
|
12 (27.9)
|
6 (30.0)
|
1
| | |
|
Lower extremity
|
29 (67.4)
|
14 (70.0)
|
0.98
|
0.20–4.90
|
0.983
|
|
Multiple
|
2 (4.7)
|
0 (0.0)
|
0
|
0
|
0.999
|
|
Treatment [n (%)]
|
|
Physical or pharmacological therapy
|
15 (34.9)
|
6 (30.0)
|
1
| | |
|
Sympathetic nerve intervention
|
22 (51.2)
|
11 (55.0)
|
6.90
|
0.76–62.51
|
0.086
|
|
Spinal cord stimulation
|
6 (14.0)
|
3 (15.0)
|
4.06
|
0.38–43.02
|
0.245
|
- MPI Military Personality Inventory, OR Odds ratio, CI Confidence interval, mCSS Modified Complex regional pain syndrome Severity Score, NRS Numerical rating scale, CRPS Complex regional pain syndrome
