TABLE 1.

Baseline demographics for both groups^∗.

	Control Group	Experimental Group
Gender (Male/Female)	12/10	12/11
Age (years)	35 ± 6	34 ± 4
Duration of symptoms (days)	18.7 ± 3.9	19.5 ± 4.5
Neck pain∗∗	52.7 ± 5.5	54.7 ± 8.2
Northwick∗∗∗	27.0 ± 3.1	27.9 ± 3.0
Cervical range of motion (degrees)
Flexion	44.4 ± 5.1	45.2 ± 4.6
Extension	58.8 ± 5.8	59.4 ± 8.2
Right lateral-fexion	39.4 ± 4.7	38.2 ± 5.2
Lef lateral-fexion	40.2 ± 4.8	39.2 ± 4.6
Right rotation	56.1 ± 6.6	55.4 ± 7.3
Lef rotation	57.6 ± 5.4	58.2 ± 6.4

^∗Data are mean ± SD except for gender. No diference between groups, P>0.30.

^∗∗Measured with a 0-100 mm visual analogue scale (0, no pain; 100, worst pain imaginable).

^∗∗∗Range of score is 0-36 with higher scores meaning greater disability.