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Table 3 Comparison between patients treated ≤ 6 months before vaccination and those treated > 6 months before vaccination regarding HLN stratified by age group

From: Role of [18F] FDG PET-CT in detection of COVID-19 vaccine-associated hypermetabolic lymphadenopathy (VAHL) in lymphoma patients: with serologic testing correlation

  

Treated ≤ 6 months before vaccination

Treated > 6 months before vaccination

  

Age group

HLN

No.

%

No.

%

Testa

p-value

≤ 60 years

No HLN

9

60

6

10

 

Grade 1

4

26.7

24

40

  
 

Grade 2

2

13.3

20

33.33

  
 

Grade 3

0

0

8

13.33

  
 

Grade 4

0

0

2

3.33

  
 

Total

15

100

60

100

  

> 60 years

No HLN

21

100

18

75

34.605

< 0.001

 

Grade 1

0

0

4

16.7

  
 

Grade 2

0

0

2

8.3

  
 

Grade 3

0

0

0

0

  
 

Grade 4

0

0

0

0

  
 

Total

21

100

24

100

  

Total

No HLN

30

83.3

24

28.6

111.071

< 0.001

 

Grade 1

4

11.1

28

33.3

  
 

Grade 2

2

5.6

22

26.2

  
 

Grade 3

0

0

8

9.5

  
 

Grade 4

0

0

2

2.4

  
 

Total

36

100

84

100

  
  1. Categorical variables were expressed as number (percentage)
  2. aChi-square test; p < 0.05 is significant