Table 5 Comparison of presurgery measurements between the 1 and 2 year follow-up attendees and drop outs after ACL reconstruction with AM and TT techniques

Attending 1 year follow-up

Not Attending 1 year follow-up

P-value

Age

35

33

0.3

Tegner preinjury

6.9

6.7

0.4

Tegner presurgery

2.9

2.9

0.9

Lysholm presurgery

74

74

0.7

IKDC score presurgery

57

55

0.5

Side-to-Side laxity (mm) manual max.

5.3

4.8

0.03

Sex, male / female

104 / 72

64 / 25

0.04

IKDC classification B / C / D

0 / 153 / 14

2 / 78 / 3

0.05

Lachman test +/++

1 / 175

3 / 86

0.07

Anterior Drawer +/++

3 / 173

4 / 85

0.1

Pivot Shift +/++

2 / 174

3 / 86

0.2

Attending 2 year follow-up

Not Attending 2 year follow-up

P-value

Age

34

34

0.8

Tegner preinjury

6.9

6.7

0.5

Tegner presurgery

2.9

2.9

0.7

Lysholm presurgery

75

74

0.5

IKDC score presurgery

58

55

0.1

Side-to-Side laxity (mm) manual max.

5.3

4.7

0.1

Sex, male / female

74 / 44

94 / 53

0.8

IKDC classification B / C / D

0 / 100 / 7

2 / 131 / 10

0.4

Lachman test +/++

1 / 115

3 / 146

0.4

Anterior Drawer +/++

2 / 114

5 / 144

0.4

Pivot Shift +/++

1 / 115

4 / 145

0.2