Table 6. Comparison of the Methods and Conclusion of the Present Study with the Existing Literature.

Study	Method	Use of ultrasonography	Year	Conclusion	Follow-up duration
Peerbooms et al.13)	Double-blinded	No	2010	PRP in chronic LET more significantly reduced pain and increased function than corticosteroid injection.	1 yr
Gosens et al.7)	Double-blinded	No	2011	The effects of PRP in improving function exceeded the effects of steroids, even after a follow-up of 2 years.	2 yr
Gautam et al.8)		Yes	2015	PRP healed the lesion biologically, while corticosteroids provided short-term relief at the cost of tendon degeneration.	6 mo
This study	Triple-blinded	Yes	2022	While corticosteroids were superior in the short term, PRP provided sustained relief in the long term and also played a part in biological healing.	2 yr

PRP: platelet-rich plasma, LET: lateral elbow tendinopathy.