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Table 3 Wound Complications

From: The analgesic efficacy and safety of peri-articular injection versus intra-articular injection in one-stage bilateral total knee arthroplasty: a randomized controlled trial

Complications

Peri-Articular Injection, n (%)

Intra-Articular Injection, n (%)

Relative risk of PAI [95% CI]

P value

Deep venous thrombus

1 (1.6)

1 (1.6)

1.000 [0.247, 4.045]

1.000

Nerve palsy

1 (1.6)

0

2.017 [1.683.2.418]

1.000

Fat liquefaction

1 (1.6)

0

2.017 [1.683.2.418]

1.000

Overall infection

0

0

Articular hematoma

0

0

Overall complications

3 (5.0)

1 (1.6)

1.526 [0.842, 2.768]

0.619