Table 1.

Demographic and clinical data of patients with MTrPs subjects and healthy controls.

	Patients (n = 36)	HC (n = 36)	P-values
Sex (M/F)	14/22	16/20	0.67
Age (years)	44.15 ± 4.57	43.96 ± 4.86	0.91
Location of MTrPs	Left upper trapezius muscle	–	N/A
VAS	6.69 ± 0.92	–	N/A
Duration of pain (months)	10.47 ± 5.83	–	N/A

MTrPs, myofascial trigger points; HC, healthy controls; M/F, male/female, Data are expressed as means ± SD.