Table 1.

Mobility range of cervical spine in study group and its comparison with ISOM norms.

Mobility range [Zebris]	Study group N = 60					Norma ISOM	P
	$\overline{x}$	Me	Min	Max	S		t	P
Rotation to the left	40.6	39.0	5.0	90.0	19.3	50	− 4.34	0.0000
Rotation to the right	41.7	40.0	5.0	90.0	20.0	50	− 3.72	0.0000