Both PRP and HA injections improve pain and function in early knee OA compared to saline

Knee Surg Sports Traumatol Arthrosc. 2017 Mar;25(3):958-965

ISAKOS: Similiar Results with PRP and HA Injections for Early Knee Osteoarthritis

AOSSM: PRP and HA produce similar clinical outcomes treating chondropathy or early knee OA

Platelet-rich plasma injections improve degenerative knee cartilage functional outcomes

Arch Phys Med Rehabil. 2013 Nov 27. pii: S0003-9993(13)01212-4. doi: 10.1016/j.apmr.2013.11.006.

No benefit of postoperative PRP injections following arthroscopic supraspinatus repair

Am J Sports Med. 2015 Jun;43(6):1430-7

PRP injection therapy for chronic lateral epicondylar tendinopathy

Br J Sports Med. 2014 Jun;48(12):952-6

ISAKOS 2015: PRP & HMWHA injections effective in degenerative knee cartilage lesions

ISAKOS 2015: Healing/retear rate unaffected by PRP injections after rotator cuff repair

PRP does not improve tendon structure in chronic midportion Achilles tendinopathy patients

Br J Sports Med. 2011 Apr;45(5):387-92. doi: 10.1136/bjsm.2010.076398. Epub 2010 Nov 3

PRP injections provide small improvements in pain and function for tendinopathy patients

Phys Ther Sport. 2016 Jan;17:87-94

EFORT: PRP vs. hyaluronic acid for the treatment of Knee OA

Functional outcome improved with PRP treatment for knee osteoarthritis

Arthroscopy. 2013 Dec;29(12):2037-48. doi: 10.1016/j.arthro.2013.09.006

Minimal benefit of annually repeated PRP injection in knee OA vs. non-recurring treatment

Knee Surg Sports Traumatol Arthrosc. 2015 Aug;23(8):2170-7.

Assessing the efficacy of postoperative PRP injections following arthroscopic supraspinatus repair

Am J Sports Med. 2017 Nov;45(13):2965-2974

Network meta-analysis of effects of leukocyte-poor & -rich PRP in knee OA treatment

Am J Sports Med. 2016 Mar;44(3):792-800

Autologous PRP vs. HA injections for pain, function, activity improvement in knee OA

Int J Mol Sci. 2016 Jul 2;17(7).

Knee OA: Intraarticular injections of PRP show no benefit over HA over a 12 month period

Am J Sports Med. 2015 Jul;43(7):1575-82

A systematic review of PRP in the treatment of lateral epicondylitis

Arthroscopy. 2013 Nov;29(11):1851-62

No benefit of PRP injections for recovery following grade I/II hamstring injury

Br J Sports Med. 2015 Sep;49(18):1206-12

Possible benefit of PRP injections in patients with grade II hamstring tear

Am J Sports Med. 2014 Oct;42(10):2410-8.