Table 1. Demographic data

	Low mobility group	High mobility group	t	p
Age (yrs)	36.65±6.40	33.81±7.05	1.660	0.102
Sex (male/female)	25/6	18/13	-	-
Height (cm)	171.56±7.91	169.06±6.89	1.327	0.189
Weight (kg)	74.68±15.26	73.49±15.59	0.302	0.763
Body mass index ( kg /m2)	25.15±3.83	25.55±4.21	–0.398	0.692
Thoracic kyphosis (°)	41.03±8.45	43.73±9.42	–1.189	0.239
TE (°)	13.87±4.81	35.46±4.59	–18.082	0.000*

TE: thoracic spine extension mobility, Data are expressed as mean±standard deviation,
p<0.05.