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Table 1 Test results

From: Fixation strength of biocomposite wedge interference screw in ACL reconstruction: effect of screw length and tunnel/screw ratio. A controlled laboratory study

Group

Cases

Tunnel Diam.

Screw Diam

Screw Length

Mean Load

St. Dev.

Type of Failure

Confidence Int. (95%)

1

8

8 mm

9 mm

23 mm

295,44 N

10,16 N

Fixation- (8)

Graft- (0)

286.94

303.93

2

8

8 mm

9 mm

28 mm

564,05 N

75,64 N

Fixation- (4)

Graft- (4)

496.45,

631.65

3

8

8 mm

9 mm

35 mm

614,95 N

14,31 N

Fixation- (0)

Graft- (8)

602.16

627.74

4

8

8 mm

10 mm

28 mm

651,14 N

35,89 N

Fixation- (0)

Graft- (8)

619.06

683.22

5

8

8 mm

10 mm

35 mm

664,99 N

38,20 N

Fixation- (0)

Graft- (8)

630.84

699.13

  1. Characteristics of the groups, Obtained Mean Load with Standard Deviation, Type of Failure and Confidence Intervals for the mean value of the load at 95% (Student's t-test/normal distribution of the sample).