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Table 5 Radiological comparison of the contralateral side of cemented polyethylene (PE) and convertible metal-backed (MB) groups

From: Can convertible metal-backed glenoid components replace cemented polyethylene glenoid components in anatomical total shoulder arthroplasty?

 

Operation side

Contralateral side

p-value*

Cemented PE group

AGA, °

   

Preoperative variables

28. 5 ± 10.5

35.2. ± 7.1

< 0.001*

Postoperative variables

44.5 ± 10.3

35.2. ± 7.1

< 0.001*

p-value

< 0.001*

  

Humeral LO, mm

   

Preoperative variables

9.7 ± 6.4

12.8 ± 4.4

0.035*

Postoperative variables

17.3 ± 5.1

12.8 ± 4.4

0.003*

p-value

< 0.001*

  

Convertible MB group

AGA, °

   

Preoperative variables

28.3 ± 8.3

38.2. ± 5.6

0.002*

Postoperative variables

48.6 ± 8.9

38.2. ± 5.6

0.002*

p-value

< 0.001*

  

Humeral LO, mm

   

Preoperative variables

9.2 ± 6.1

13.1 ± 3.9

0.008*

Postoperative variables

17.1 ± 6.1

13.1 ± 3.9

0.019*

p-value

< 0.001*

  
  1. Data are presented as mean ± standard deviation
  2. * Statistically significant, ° Degrees
  3. AGA, acromion-greater tuberosity angle; LO, lateral offset
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