|
Characteristic
|
Acute/subacute pain (n = 13)
|
Chronic pain (n = 17)
|
p
|
|---|
|
Age,y, X(SD)*
|
45.62 (11.65)
|
42.59 (13.77)
|
0.53
|
|
Male/Female (n)***
|
4/9
|
8/9
|
0.36
|
|
Symptoms localization (n)a***
|
1/0/1/4/7
|
0/1/4/12
|
0.42
|
|
Frequency (n)b**
|
6/7/0
|
2/12/3
|
0.05
|
|
Upper extremity irradiation: yes/no (n)***
|
10/3
|
10/7
|
0.29
|
|
Other symptoms (n)c
|
2/5/3/3
|
4/4/1/8
|
0.31
|
- Differences between groups were analyzed with a Student unpaired t test*, a Mann–Whitney U test**, or a Chi-square test*** as appropriate.
- aThe categories for the characteristic “symptoms localization” are: upper cervical spine/lower cervical spine/trapezius muscle and shoulder/two areas/three areas.
- bThe categories for the characteristic “frequency” are: sometimes/often/constant.
- cThe categories for the characteristic “other symptoms” are: no symptoms/headache/vertigo or dizziness/headache and other.
