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Table 1 Clinicopathological characteristics of patients with localized PG-DLBCL

From: Localized primary gastrointestinal diffuse large B cell lymphoma received a surgical approach: an analysis of prognostic factors and comparison of staging systems in 101 patients from a single institution

Characteristics N (%) 5-year RFS P value 5-year OS P value
Age (years) <=60 64 (63) 90.2 ± 4.2 % 0.040 91.8 ± 3.9 % 0.037
>60 37 (37) 69.2 ± 9.3 % 67.0 ± 9.8 %
Sex Male 57 (56) 89.1 ± 4.6 % 0.244 90.7 ± 4.4 % 0.234
Female 44 (44) 75.4 ± 7.6 % 74.1 ± 8.0 %
B symptoms No 57 (56) 79.1 ± 6.2 0.190 79.7 ± 6.5 % 0.193
Yes 44 (44) 88.2 ± 5.6 % 87.6 ± 5.8 %
Extranodal involvement Single site 85 (84) 87.2 ± 4.3 % 0.040 87.8 ± 4.4 % 0.018
Multiple sites 16 (16) 66.0 ± 12.4 % 63.6 ± 13.2 %
LDH Normal 77 (76) 89.0 ± 4.3 % 0.011 90.9 ± 4.0 % 0.009
Abnormal 24 (24) 63.9 ± 11.0 % 63.6 ± 11.1 %
β2-MG Normal 50 (50) 94.1 ± 4.1 % 0.034 93.2 ± 4.7 % 0.025
Abnormal 51 (50) 74.4 ± 6.7 % 75.9 ± 6.7 %
Hypoalbuminemia No 76 (75) 87.5 ± 4.4 % 0.036 88.3 ± 4.6 % 0.025
Yes 25 (25) 70.3 ± 10.3 % 67.9 ± 11.0 %
Anemia No 56 (55) 89.3 ± 4.5 % 0.144 91.1 ± 4.3 % 0.129
Yes 45 (45) 73.8 ± 8.1 % 71.8 ± 8.6 %
Site of origin Gastric 48 (47) 90.6 ± 5.2 % 0.012 92.8 ± 5.0 % 0.008
Duodenum and small bowel 17 (17) 74.0 ± 13.2 % 70.7 ± 14.3 %
Ileocecal 16 (16) 86.7 ± 8.8 % 86.7 ± 8.8 %
Colorectal 15 (15) 84.0 ± 10.6 % 82.1 ± 11.7 %
Combined 5 (5) 40.0 ± 21.9 % 40.0 ± 21.9 %
  1. Abbreviations: PG-DLBCL primary gastrointestinal diffuse large B cell lymphoma, RFS relapse-free survival, OS overall survival, LDH lactate dehydrogenase, β2-MG β2-microglobulin