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Table 1 Construct stiffness data in extension loading direction for different K-wire configurations or external fixator

From: Biomechanical analysis between Orthofix® external fixator and different K-wire configurations for pediatric supracondylar humerus fractures

Extension loading

Magnitudes (N/mm)

ANOVA (P)

Comparison (P)

Mean ± SD

(I)

(II)

(III)

(IV)

(V)

Two crossed K-wires (I)

6.2 ± 1.0

0.000

0.048

0.605

0.028

0.013

Two lateral K-wires (II)

5.1 ± 1.3

0.038

0.000

0.000

Three lateral K-wires (III)

6.5 ± 1.5

0.140

0.066

Three crossed K-wires (IV)

7.5 ± 1.4

0.572

External fixator (V)

7.9 ± 1.7

  1. Italicized values are significantly different between two groups (P < 0.05)
  2. The values are given as mean ± standard deviation