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Table 4 PRP type

From: Is local platelet-rich plasma injection clinically superior to hyaluronic acid for treatment of knee osteoarthritis? A systematic review of randomized controlled trials

Study Leukocyte-poor/rich PRP Fresh/frozen PRP
Cerza et al. [22] Leukocyte-poor PRP Frozen PRP
Filardo et al. [23] Leukocyte-rich PRP Fresh PRP
Sanchez et al. [24] Leukocyte-poor PRP Fresh PRP
Vaquerizo et al. [25] Leukocyte-poor PRP Frozen PRP
Filardo et al. [23] Leukocyte-rich PRP Frozen PRP
Raeissadat et al. [13] Leukocyte-rich PRP Fresh PRP
Montañez-Heredia et al. [14] Leukocyte-poor PRP Frozen PRP
  1. PRP Platelet-rich plasma