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Table 1 Comparison of data between instructors and trainees (mean ± S.D.)

From: Differences of tensile strength in knot tying technique between orthopaedic surgical instructors and trainees

 

Instructors

Trainees

P valuea

Career (years)

10.6 ± 3.7

3.0 ± 0.6

< 0.001

Female/male

2/22

7/17

0.136

Tensile strength (N)

54.0 ± 40.1

77.3 ± 25.6

0.0246

Rupture/slippage

7/17

21/3

< 0.001

  1. aValues obtained using two-tailed Mann–Whitney U test or Fisher exact probability test
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BMC Surgery

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