Fig. 2From: Comparing efficacy of a single intraarticular injection of platelet-rich plasma (PRP) combined with different hyaluronans for knee osteoarthritis: a randomized-controlled clinical triala, b and c Graph showing that, among the patients with baseline WOMAC-pain score > 8.5, WOMAC-function score > 21.7 and WOMAC-total score > 32.0, respectively, those treated with PRP + HYAJOINT Plus injections had superior improvements in WOMAC-pain, WOMAC-function and WOMAC-total scores than those treated with PRP + Artz at 3-month follow-upBack to article page