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Table 3 Visual analogue scores (VAS) for pain

From: Hyaluronic acid as an adjunct to microfracture in the treatment of osteochondral lesions of the talus: a systematic review of randomized controlled trials

Author, Year

Study Group

Average Preoperative Score ± SD

Average Postoperative Score ± SD

P Value

Preoperative vs. Postoperative

Gormeli et al., 2015 [41]

MF/HA

MF/PRP

MF

7.8 ± 0.9

8.0 ± 0.7

7.7 ± 0.7

3.3 ± 1.0

2.4 ± 0.9

4.5 ± 0.9

<.005

<.005

<.005

Shang et al., 2016 [42]

MF/HA

MF

6.1 ± 0.7

6.2 ± 0.8

2.1 ± 1.3

3.1 ± 1.6

<.001

<.001

  1. Abbreviations: SD Standard deviation, MF Microfracture surgery, HA Hyaluronic acid, PRP Plate-rich plasma