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EJNMMI Research

Table 2 Overall survival analysis—backward stepwise elimination

From: Prognostic superiority of International Prognostic Index over [18F]FDG PET/CT volumetric parameters in post-transplant lymphoproliferative disorder

Backward model elimination

 

p-value

Variables removed

Step 1

 
 

 PTLD morphology

0.79

 

Step 2

 
 

 Onset PTLD

0.9

 

Step 3

 
 

 Total lesion glycolysis

0.18

 

Step 4

 
 

 Metabolic tumor volume

0.65

 

Step 5

 
 

 Hypoalbuminemia

> 0.1

Variables retained

Step 6

 
 

 Transplanted organ

0.04

 

 EBV tumor status

0.01

 

 International Prognostic Index

0.01

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