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Table 2 Comparison of NRS scores and area under the curve of NRS scores between the groups

From: Femoral nerve block-sciatic nerve block vs. femoral nerve block-local infiltration analgesia for total knee arthroplasty: a randomized controlled trial

Time after exiting room

Group L

Group S

P value

(n = 16)

(n = 17)

0 h

0 ± 0

0 ± 0

 

3 h

2.13 ± 2.66

0.06 ± 0.24

<0.01

6 h

2.5 ± 2.34

0.18 ± 0.39

<0.01

12 h

3.5 ± 1.83

2 ± 2.12

0.013

24 h

3 ± 1.86

2.47 ± 1.59

0.3

Area under the curve of NRS

66.5 ± 27.1

33.4 ± 19.4

<0.01

  1. Data are expressed as mean ± SD, and compared by Mann–Whitney U test