Validation of the functional rating index for the assessment of athletes with neck pain

Table 1 Summary of clinical data in athletes with neck pain (n = 100)

Outcome measures	Mean	SD	Range
			Minimum	Maximum
PFRI	30.85	15.94	10.00	92.500
PNDI	30.22	15.93	8.00	88.00
NRS	Median (IQR) 2 (2-3)

PFRI: Persian functional rating index; PNDI: Persian neck disability index; NRS: Numerical rating scale; IQR: Interquartile range.