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Table 2 Measurement outcomes

From: Reduction of leakage from insertion site during continuous femoral nerve block with catheter-through-needle versus catheter-over-needle technique for postoperative analgesia after total knee arthroplasty: a randomized controlled trial

 

CTN group

CON group

P value

Number of patients

29

30

 

Incidence of leakage, n

27

10

 < 0.001

Incidence at which the filter paper dyed blue completely, n

25

6

 < 0.001

Incidence of catheter malposition, n

5

2

0.20

Pain score at rest after 48 h, median [range]

1 [0–5]

2 [0–6]

0.38

Postoperatively days until the knee could be flexed 120 degrees, mean ± SD

5.9 ± 4.0

7.3 ± 4.0

0.13

  1. Abbreviations: CTN catheter-through-needle, CON catheter-over-needle
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BMC Anesthesiology

ISSN: 1471-2253

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