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Table 3 Results of statistical analyses of radiological evaluation regarding location, enhancement pattern, multiplicity of the lesions between PCNSL and SCNSL

From: Parenchymal central nervous system involvement in aggressive B-cell lymphoma: retrospective analysis of clinical and MRI features in a Chinese population

  PCNSL group
N (%)
SCNSL group
N (%)
P value
Gender    1.000
 Male 14 (53.8) 14 (53.8)  
 Female 12 (56.2) 12 (53.8)  
Age    0.402
  ≤ 60 16 (61.5) 13 (50.0)  
  > 60 10 (38.5) 13 (50.0)  
Performance Status    0.026
 0–1 10 (38.5) 18 (69.2)  
 2–4 16 (61.5) 8 (30.8)  
Multiplicity    0.011
 Single 15 (57.7) 6 (23.1)  
 Multiple 11 (42.3) 20 (76.9)  
Butterfly pattern    1.000
 Yes 2 (7.7) 3 (11.5)  
 No 24 (92.3) 23 (88.5)  
T1Wa    0.671
 Hypo 21 (80.8) 19 (79.2)  
 Iso 4 (15.4) 3 (12.5)  
 Hypo-Iso 0 (0.0) 1 (4.2)  
 Hyper 1 (3.8) 1 (4.2)  
T2Wb    0.051
 Hyper 24 (92.3) 16 (66.7)  
 Iso 2 (7.7) 4 (16.7)  
 Hyper-Iso 0 (0.0) 1 (4.2)  
 Hypo 0 (0.0) 3 (12.5)  
T2 Flairc    0.253
 Hyper 25 (96.2) 11 (84.6)  
 Iso or Hypo 1 (3.8) 2 (15.4)  
DWId    0.049
 Hyper 26 (100) 13 (81.3)  
 Non-hyper 0 (0.0) 3 (18.8)  
Enhancement    0.383
 Homogeneous 16 (61.5) 16 (61.5)  
 Patchy 8 (30.8) 6 (23.1)  
 Ringlike 2 (7.7) 2 (7.7)  
 No enhancement 0 (0.0) 2 (7.7)  
Location of Lesion (s)
 Deep grey matter 12 (46.2) 18 (69.2) 0.092
 White matter 17 (65.4) 21 (80.8) 0.211
 Cerebellum 6 (23.1) 5 (19.2) 0.734
 Brainstem 9 (34.6) 3 (11.5) 0.100
Supra or Infra    0.003
 Supratentorial 17 (65.4) 17 (65.4)  
 Infratentorial 6 (23.1) 0 (0.0)  
 Both 3 (11.5) 9 (34.6)  
Survival statuse    0.291
 Alive 23 (88.5) 19 (73.1)  
 Death 3 (11.5) 7 (26.9)  
  1. Diffusion weighted imaging, DWI; T2 fluid-attenuated inversion-recovery, T2 Flair; T1 weighted imaging, T1W; T2 weighted imaging, T2W;a、b:T1W and T2W were available in 24 SCNSL patients; c:T2 Flair imagines were done in 13 SCNSL patients; d: DWI imagines were done in 16 SCNSL patients; e: Details of survival seen in supplement materials