Table 1. Demographic variables in patients with chronic low back pain.

Qualitive variables [No. (%)]
Male	70 (46.6)
Diploma or higher	77 (53.4)
Have a military Job	56 (38.1)
Quantities variables (Mean ± SD)
Age (y)	44.33 ± 11.53
Height (cm)	165.52 ± 11.17
Weight (kg)	75.21 ± 11.47
BMI a (kg/m2)	27.62 ± 4.39