Table 10 Baseline Frequencies of Meniscus Pathology

MFTJ

Maximum score

0

46

16.5

35

27.8

11

7.2

0.0000

1

90

32.4

55

43.7

35

23.0

2

22

7.9

11

8.7

11

7.2

3

9

3.2

7

5.6

2

1.3

4

18

6.5

8

6.3

10

6.6

6

89

32.0

10

7.9

79

52.0

7

4

1.4

0

0.0

4

2.6

Meniscus morphology

No/Signal

136

48.9

90

71.4

46

30.3

0.0000

Tear

49

17.6

26

20.6

23

15.1

Maceration

93

33.5

10

7.9

83

54.6

Root tear

No

269

96.8

126

100.0

143

94.1

0.0056

Yes

9

3.2

0

0.0

9

5.9

Maximum extrusion

0

112

40.3

76

60.3

36

23.7

0.0000

1

72

25.9

37

29.4

35

23.0

2

59

21.2

12

9.5

47

30.9

3

35

12.6

1

0.8

34

22.4

LFTJ

Maximum score

0

168

60.4

88

69.8

80

52.6

0.0002

1

45

16.2

19

15.1

26

17.1

2

18

6.5

11

8.7

7

4.6

3

4

1.4

4

3.2

0

0.0

4

7

2.5

3

2.4

4

2.6

6

33

11.9

1

0.8

32

21.1

7

3

1.1

0

0.0

3

2.0

Meniscus morphology

No/Signal

213

76.6

107

84.9

106

69.7

0.0004

Tear

29

10.4

18

14.3

11

7.2

Maceration

36

12.9

1

0.8

35

23.0

Root tear

No

276

99.3

126

100.0

150

98.7

0.1971

Yes

2

0.7

0

0.0

2

1.3

Maximum extrusion

0

238

85.6

117

92.9

121

79.6

0.0009

1

15

5.4

7

5.6

8

5.3

2

12

4.3

2

1.6

10

6.6

3

13

4.7

0

0.0

13

8.6