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Table 1 Summary of patient data, surgeries prior to the index procedure and additional procedures

From: The 5.5-year results of MegaOATS – autologous transfer of the posterior femoral condyle: a case-series study

Patient

Age at surgery (years)

Follow up (months)

Lesion size (cm2)

Localization

Prior surgeries

Prior proceduresa

Index procedure

Additional procedures

1

39

70

6

Medial Fc

2

B, C + I

PCT

Recorrection of tibial tuberosity, removal of bone spurs

2

21

78

10.5

Medial Fc

2

F, J

PCT

HTO 6°, cancellous bone grafting

3

28

72

7.1

Medial Fc

3

B, E, A + K

PCT

OATS lateral femoral condyle

4

38

62

8

Medial Fc

2

A, D

PCT

HTO 8°, OATS trochlea

5

37

67

7.1

Medial Fc

2

L, A

PCT

HTO 6°

6

20

72

7.5

Medial Fc

2

E, F

PCT

HTO 5°, cancellous bone grafting

7

21

77

2

Lateral Fc

0

 

PCT

Patella realignment distal and soft tissue

8

19

78

8.75

Medial Fc

2

A + B +C, D

PCT

HTO 6°

9

18

98

7.1

Medial Fc

0

 

PCT

HTO 6°, cancellous bone grafting

10

32

70

8

Medial Fc

6

2 × D, 3 × G, C

PCT

HTO 6°, partial meniscectomy, revision ACL reconstruction

11

34

67

9

Medial Fc

0

 

PCT

Cancellous bone grafting

12

35

82

7.1

Lateral Fc

5

A, B, E, C, D

PCT

 

13

33

96

7.1

Medial Fc

2

A+B, E

PCT

OATS trochlea, ACI lateral femoral condyle

14

34

82

7.1

Medial Fc

1

A + B

PCT

ACI medial femoral condyle, partial synovectomy

15

56

81

6

Medial Fc

1

H + C

PCT

Cancellous bone grafting, arthrolysis

16

42

75

6

Medial Fc

3

G, C, D + A

PCT

Fulkerson procedure, medial and lateral release, OATS patella

17

26

82

3.75

Medial Fc

1

B + C + E

PCT

Cancellous bone grafting with bone cylinders

18

55

55

7.1

Medial Fc

0

 

MegaOATS

HTO 6°, partial meniscectomy

19

42

62

4.9

Lateral Fc

2

M + C, D

MegaOATS

 

20

47

61

4.9

Medial Fc

0

 

MegaOATS

HTO 6°

21

17

49

4.9

Medial Fc

2

A + B, H

MegaOATS

 

22

31

56

4.9

Medial Fc

2

A, B

MegaOATS

HTO 6°

23

34

59

4.9

Lateral Fc

0

 

MegaOATS

Cancellous bone grafting

24

59

58

3.1

Lateral Fc

0

 

MegaOATS

OATS patella, partial synovectomy

25

59

53

4.9

Lateral Fc

0

 

MegaOATS

OATS trochlea, partial synovectomy

26

44

49

4.9

Medial Fc

1

A + C + D

MegaOATS

HTO 8°, OATS trochlea

27

15

54

7.1

Medial Fc

1

E

MegaOATS

HTO 5°

28

23

46

3.1

Medial Fc

1

A + B

MegaOATS

 

29

57

60

4.9

Medial Fc

1

D

MegaOATS

HTO 6°

30

28

61

7.1

Medial Fc

1

A + B + C

MegaOATS

HTO 6°

31

40

51

4.9

Medial Fc

0

 

MegaOATS

Partial synovectomy, lateral release

32

28

50

7.1

Medial Fc

2

E, B

MegaOATS

HTO 6°

33

20

59

7.1

Medial Fc

3

F, F, A

MegaOATS

Cancellous bone grafting

  1. ACI, autologous chondrocyte implantation; ACL, anterior cruciate ligament; Fc, femoral condyle; HTO, high tibial osteotomy; MegaOATS, large osteochondral autogenous transplantation system; OATS, osteochondral autologous transplantation; PCT, posterior condyle transfer. aA, arthroscopy; B, removal of loose bodies; C, cartilage smoothening; D, meniscal surgery; E, drilling of osteochondrosis dissecans; F, refixation of osteochondrosis dissecans; G, anterior cruciate ligament reconstruction; H, foreign body removal; I, distal patella realignment; H, bone biopsy; J, cancellous bone grafting; K, removal of bursa; L, Open reduction and internal fixation of fracture of distal femur with joint fracture; M, removal of a bone cyst.