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Table 1 Patients characteristics according to HBsAg status

From: Concurrent and reactivation of hepatitis B virus infection in diffuse large B-cell lymphoma: risk factors and survival outcome

Variable Diffuse large B-cell lymphoma P value
HBsAg-positive HBsAg-negative
Sample size 80 166  
Age, years    <  0.001
  ≤ 60 68 (85.0%) 105 (63.3%)  
  > 60 12 (15.0%) 61 (36.7%)  
Gender    0.219
 Male 50 (62.5%) 90 (54.2%)  
 Female 30 (37.5%) 76 (45.8%)  
B symptom    0.002
 Positive 46 (57.5%) 60 (36.1%)  
 Negative 34 (42.5%) 106 (63.9%)  
IPI score    0.124
 1–2 48 (60.0%) 116 (69.9%)  
 3–5 32 (40.0%) 50 (30.1%)  
LDH    0.019
 Normal 35 (43.8%) 99 (59.6%)  
 Elevated 45 (56.2%) 67 (40.4%)  
Extranodal sites    0.128
  < 2 44 (55.0%) 108 (65.1%)  
  ≥ 2 36 (45.0%) 58 (34.9%)  
Ann Arbor stage    0.010
 I-II 19 (23.8%) 67 (40.4%)  
 III-IV 61 (76.3%) 99 (59.6%)  
  1. Abbreviations: HBsAg hepatitis B surface antigen, IPI international prognosis index, LDH lactate dehydrogenase