Table 2.

Relationship between age, BMI and craniovertebral angle and elasticity and stiffness of upper trapezius and sternocleidomastoid muscles (Pearson’s correlation coefficient r values) (n = 95).

	UT elasticity (log. decr.)	SCM elasticity (log. decr.)	UT stiffness (N/m)	SCM stiffness (N/m)	Age (yrs)	BMI	CV angle (°)
Age (yrs)	r = 0.36 p < 0.001	r = 0.73 p < 0.001	r = 0.47 p < 0.001	r = 0.53 p < 0.001		r = 0.41 p < 0.001	r = −0.54 p < 0.001
BMI	r = 0.33 p < 0.001	r = 0.38, p < 0.001	r = 0.44 p < 0.001	r = 0.45 p < 0.001	r = 0.41 p < 0.001		R = −0.55 p < 0.001
CVA (°)	r = −0.30 p < 0.05	r = −0.47, p < 0.001	r = −0.26 p < 0.05	r = −0.40 p < 0.001	r = −0.54 p < 0.001	r = −0.55 p < 0.001

SCM - sternocleidomasteoid, UT - upper trapezius, BMI - body mass index, CVA - craniovertebral angle. Correlations are significant at p < 0.05.