From: Skeletal muscle contractility, self-reported pain and tissue sensitivity in females with neck/shoulder pain and upper Trapezius myofascial trigger points– a randomized intervention study
All participants (N=77)
Sympt DDN
Sympt SDN
Asympt DDN
Asympt SDN
p- value
Soreness from strength test
39 (50.6%)
8 (47.1%)
9 (45.0%)
12 (57.1%)
10 (52.6%)
0.867
Soreness from needle intervention
7 (9.1%)
5 (29.4%)
1 (5%)
0 (0%)
1 (5.3%)
0.010