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Table 3 Comparison between VAS score and SPADI before and after injection

From: Role of Platelet Rich Plasma (PRP) injection in treatment of rotator cuff tear

  

Differences

Paired test

Before injection

After injection

Mean

SD

t

p value

Pain score (VAS)

Range

5–9

2–6

3.400

1.163

16.018

< 0.001*

Mean ± SD

7.1 ± 0.99

3.70 ± 1.09

SPADI %

Range

60–90

20–75

35.933

15.125

13.013

< 0.001*

Mean ± SD

78.033 ± 8.252

42.1 ± 13.97