Relative Prevalence and Associated Factors of Complex Regional Pain Syndrome Type I in Patients with Radial Head Fractures Treated with Open Reduction and Internal Fixation: A Cross-Sectional Study
Table 4
Clinical characteristics of study sample
Characteristics
Patients with CRPS I (n = 28)
Patients without CRPS I (n = 495)
value
VAS (0–100)
17.1 ± 3.3
17.2 ± 3.3
0.816
Modified Mason classification
Type II
12
121
Type III
16
374
0.030
Quick DASH
30.0 ± 7.6
27.9 ± 7.1
0.137
SF-36 (physical)
51.5 ± 3.4
51.5 ± 4.8
0.990
SF-36 (mental)
54.4 ± 5.5
55.3 ± 4.7
0.341
PREE (points)
Pain (0–50)
32.1 ± 7.2
31.6 ± 7.8
0.738
Function (0–50)
25.6 ± 4.7
25.4 ± 5.2
0.816
Total (0–100)
57.7 ± 9.0
57.0 ± 9.4
0.685
HADS
Anxiety
7.0 ± 2.2
6.6 ± 2.5
0.418
Depression
7.8 ± 1.7
6.3 ± 2.3
<0.001
VAS, 100-mm visual analogue scale; QuickDASH, Quick Disabilities of the Arm, Shoulder, and Hand; PREE, Patient-rated Elbow Evaluation; MEPS, Mayo Elbow Performance Score. .