Table 1

- Comparative results in Group I (platelet-rich plasma injection).

Parameters	Before	After	Test value*	P-value	Sig.
Parameters	n=15	n=15	Test value*	P-value	Sig.
Ex. ROM
Range	15–34	19–34	4.363	0.001	HS
Mean ± SD	23.60 ± 5.37	26.53 ± 4.09	4.363	0.001	HS
VAS
Range	7–9	4–7	−9.934	<0.001	HS
Mean ± SD	8.00 ± 0.76	5.73 ± 0.88	−9.934	<0.001	HS
RMQ
Range	12–22	10–18	−10.717	<0.001	HS
Mean ± SD	19.33 ± 2.55	14.27 ± 2.37	−10.717	<0.001	HS
ODI
Range	32–70	38–64	−4.979	<0.001	HS
Mean ± SD	58.13 ± 10.43	47.60 ± 7.06	−4.979	<0.001	HS

p>0.05: not significant (NS), p<0.05: significant (S), p<0.01: highly significant (HS), RMQ: Roland Morris Questionnaire, ODI: Oswestry Disability Index, Ex. ROM: extension range of motion, VAS: visual analogue scale, *: paired t-test