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Table 2 Radiologic outcomes between the groups

From: Association between anatomical risk factors and medial meniscus posterior root tears: a retrospective study

Anatomical factors

Case group (86)

Control group (128)

P value

Overall

Traumatic (43)

Degenerative (43)

Overall

Traumatic (59)

Degenerative (69)

MTS (º)

7.0 ± 2.6

6.9 ± 0.4 a

7.0 ± 2.6 a

5.7 ± 2.1

5.9 ± 2.1

5.5 ± 2.0

< 0.001

HKA (º)

2.8 ± 1.6

2.7 ± 1.6 a

2.9 ± 1.7 a

1.7 ± 1.1

1.6 ± 1.0

1.8 ± 1.1

< 0.001

MFCW (mm)

24.5 ± 7.7

24.4 ± 7.4

24.6 ± 8.2

23.8 ± 5.3

22.9 ± 2.7

23.8 ± 5.6

0.494

MTPW (mm)

27.8 ± 6.4

27.4 ± 6.3

28.3 ± 6.5

26.8 ± 4.4

26.8 ± 4.3

26.7 ± 4.4

0.137

MFCW/MTPW

0.9 ± 0.3

0.9 ± 0.2

0.9 ± 0.3

0.9 ± 0.2

0.9 ± 0.2

0.9 ± 0.2

0.764

MFCL (mm)

45.5 ± 5.0

46.1 ± 5.2

44.9 ± 4.9

44.9 ± 6.3

45.6 ± 6.4

44.2 ± 6.2

0.412

MTPL (mm)

34.7 ± 4.9

35.2 ± 5.6

34.1 ± 4.0

35.9 ± 4.8

36.3 ± 4.5

35.4 ± 5.0

0.08

MFCL/MTPL

1.3 ± 0.1

1.3 ± 0.1 a

1.3 ± 0.1 a

1.3 ± 0.1

1.3 ± 0.2

1.3 ± 0.1

< 0.001

  1. MTS: medial posterior tibial slope; HKA: hip knee ankle; MFCW: medial femoral condyle width; MTPW: medial tibial plateau width; MFCL: medial femoral condyle length, and MTPL: medial tibial plateau length
  2. a is the statistical value of comparing the subgroups parameter between case group and control group
  3. * P value is the statistical value of comparing the overall parameter between case group and control group