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Table 5 Univariate analysis of prognostic factors for survival in patients with PB-DLBCL

From: Clinical characteristics and prognostic factors of bone lymphomas: focus on the clinical significance of multifocal bone involvement by primary bone large B-cell lymphomas

Parameter PFS OS
3-year 5-year P 3-year 5-year P
Overall, % 60.8 45.9   78.8 68.0  
Age    0.278    0.004
<60 years, % 64.5 46.9   87.9 80.6  
≥60 years, % 50.3 40.2   57.9 44.3  
Sex    0.634    0.410
Male, n (%) 63.9 52.1   80.2 71.0  
Female, n (%) 53.4 44.8   71.9 61.4  
B symptoms    0.673    0.289
No, % 62.5 52.4   80.5 74.3  
Yes, % 50.0 31.5   66.1 45.8  
LDH    0.011    0.018
Normal, % 73.6 58.2   89.2 68.2  
Elevated, % 34.8 21.9   55.2 38.2  
Lymph node involvement    0.143    0.231
No, % 66.8 60.0   81.4 75.1  
Yes, % 15.6 2.2   64.0 44.3  
Bone marrow involvement    0.719    0.319
No, % 59.1 42.0   80.0 72.3  
Yes, % 72.9 72.9   54.9 42.0  
Sites    0.022    0.022
Appendicular, % 66.7 51.1   78.4 70.6  
Axial, % 59.1 59.1   100.0 100.0  
Both, % 5.6 0   61.4 61.4  
Number of bone sites    0.001    <0.001
Unifocal, % 75.7 75.7   89.2 83.5  
Multifocal, % 36.8 13.4   53.1 36.7  
Stage    0.005    0.001
IE/IIE, % 73.8 73.8   97.1 97.1  
IVE, % 43.0 18.0   58.5 49.8  
CD10    0.267    0.077
Negative, % 52.9 29.8   76.8 65.2  
Positive, % 64.4 55.2   95.7 95.7  
  1. Bold values indicate statistical significance (P<0.05).