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Table 2 Twenty-eight out of 566 low contact stress (LCS) total knee arthroplasties (TKA) in 533 patients who suffered from moderate knee pain were matched to 28 pain-free patients in terms of age, sex and radiological follow-up

From: Radiolucent lines in low-contact-stress mobile-bearing total knee arthroplasty: a blinded and matched case control study

component size

patients with knee pain in mobile bearing LCS TKA, n = 28

matched patients without knee pain in mobile bearing LCS TKA, n = 28

Femoral shield

  

Large plus

3

3

Large

5

6

Standard plus

8

8

Standard

7

7

Medium

2

2

Small medium

1

0

Small

2

2

Tibial plateau

  

7

0

0

6

0

0

5

0

0

4

0

0

3

15

16

2.5

11

10

2

2

2

Inlay size

  

15 mm

3

3

12.5 mm

17

16

10 mm

9

8

  1. The sizes of implanted components of the LCS system (DePuy, Warsawa, IN) are listed below for both groups.