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Table 2 Revision and reoperation rates

From: Do refinements to original designs improve outcome of total knee replacement? A retrospective cohort study

 

Classic (n = 100)

Complete (n = 100)

p value

 

n

Int

n

Int

n

Int

Revision

3

32 ±31.7

5

14 ±4.6

0.72

0.43

  Loosening of tibial tray

2

14 ±5.0

4

15 ±4.2

0.68

0.72

  Loosening femoral component

0

 

1

9

  

  Hypersensitivity to implant

1

68

0

   

Reoperation

8

 

9

 

1.00

 

  Arthroscopy

7

15 ±8.3

7

8 ±5.4

1.00

0.07

  Arthrotomy

1

27

1

0

1.00

 

  Patellar replacement

1

25

1

12

1.00

 

MUA

5

2.6 ±1.3

2

2.5 ±0.7

0.44

0.52

  1. Values are given as mean ± standard deviation. Int, interval, time from index surgery to intervention in months; MUA, mobilization under anaesthesia.