Relationships Between Active Myofascial Trigger Points and Depressive Symptoms and Physical and Clinical Characteristics of Individuals With Shoulder Pain: A Cross-sectional Study

PMC full text:

J Chiropr Med. 2022 Dec; 21(4): 249–259.

Published online 2022 Jul 16. doi: 10.1016/j.jcm.2022.02.019

Table 4

Regression Model for Presence and Number of MTPs

Regression model for presence of myofascial trigger points
	R²	Adjusted R²	R² change	Significance of Change	Significance of the Model
Depression symptoms
Model 1: Infraspinatus	0.102	0.086	0.102	0.014^a	0.014
Model 2: Supraspinatus	0.160	0.129	0.057	0.058	0.008
Pain during internal rotation ROM
Model 1: Upper trapezius	0.186	0.153	0.186	0.001^a	0.001
Model 2: Lower trapezius	0.274	0.248	0.088	0.012^a	0.000
Pain during internal rotation strength test
Model 1: Upper trapezius	0.149	0.133	0.149	0.003^a	0.002
Model 2: Lower trapezius	0.201	0.172	0.053	0.062	0.305

Regression model for number of myofascial trigger points
	R²	Adjusted R²	R² change	Significance of Change	Significance of the Model
Pain during ROM internal rotation
Model 1: Upper trapezius	0.146	0.131	0.146	0.003^a	0.003
Model 2: Lower trapezius	0.195	0.165	0.048	0.078	0.003
Pain during internal rotation strength test
Model 1: Upper trapezius	0.138	0.122	0.138	0.005^a	0.005
Model 2: Lower trapezius	0.158	0.127	0.020	0.257	0.010
Penn Shoulder Score, function
Model 1: Lower trapezius	0.035	0.018	0.035	0.160	0.348
Model 2: Infraspinatus	0.059	0.025	0.025	0.236	0.315
Model 3: Supraspinatus	0.110	0.061	0.051	0.086	0.193
External rotation ROM
Model 1: Infraspinatus	0.038	0.021	0.038	0.140	0.140
Model 2: Supraspinatus	0.167	0.137	0.0129	0.005^a	0.006

ROM, ranges of motion.

^aP < .05.