Research Article
Clinicopathological Features, Treatment Strategy, and Prognosis of Primary Non-Hodgkin’s Lymphoma of the Duodenum: A SEER Database Analysis
Table 1
Demographics and characteristics of PDLs.
| Clinicopathologic features | Number of assessable patients (%) |
| Age (years) | Mean ± SD | 60.96 ± 15.205 | ≥60 | 578 (54.53) | <60 | 482 (45.47) | Gender | Male | 604 (56.98) | Female | 456 (43.02) | Marital status | Married | 611 (57.65) | Unmarried | 349 (32.92) | Unknown | 100 (9.43) | Race | White | 878 (82.83) | Black | 69 (6.51) | Others | 93 (8.77) | Unknown | 20 (1.89) | Ann Arbor staging | I | 564 (53.21) | II | 182 (17.17) | III | 40 (3.77) | IV | 173 (16.32) | Unknown | 101 (9.53) | Symptoms | A | 463 (43.68) | B | 127 (11.98) | Unknown | 470 (44.34) | Histological type | DBCLC | 348 (32.83) | MALT | 146 (13.77) | T-cell | 28 (2.64) | FL | 436 (41.13) | MCL | 29 (2.74) | Unknown | 73 (6.89) | Combined with other cancers | Yes | 111 (10.47) | No | 949 (89.53) | Treatment modality | Only surgery | 41 (3.87) | Surgery + conservative | 51 (4.81) | Conservative | 968 (91.32) |
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DLBCL = diffuse large B-cell lymphoma; ETCL = T-cell lymphoma; FL = follicular lymphoma; MALT = mucosa-associated lymphoid tissue; MCL = mantle cell lymphoma.
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