TABLE 1.
Characteristics of the study subjects
| Lymphoma patients (N = 2,066) | Control (N = 38,153) | |
|---|---|---|
| Age at entry, median (interquartile range) | 66 (56; 73) | 64 (54; 72) |
| Sex (%) | ||
| Male | 1,167 (56.5) | 20,242 (53.1) |
| Female | 899 (43.5) | 17,911 (46.9) |
| Subtype of lymphoma (%) | ||
| Diffuse large B‐cell lymphoma | 825 (39.9) | ‐ |
| Follicular lymphoma | 352 (17.0) | ‐ |
| Hodgkin lymphoma | 157 (7.6) | ‐ |
| MALT lymphoma | 143 (6.9) | ‐ |
| Mantle cell lymphoma | 44 (2.1) | ‐ |
| Peripheral T‐cell lymphoma | 33 (1.6) | ‐ |
| Angioimmunoblastic T‐cell lymphoma | 25 (1.2) | ‐ |
| Burkitt lymphoma | 14 (0.7) | ‐ |
| Extra nodal T/NK‐cell lymphoma | 13 (0.6) | ‐ |
| Anaplastic large cell lymphoma | 13 (0.6) | ‐ |
| Adult T‐cell lymphoma | 12 (0.6) | ‐ |
| B‐cell lymphoma NOS | 110 (5.3) | ‐ |
| T/NK‐cell lymphoma NOS | 19 (0.9) | ‐ |
| Other lymphoma | 77 (4.2) | ‐ |
| Unknown | 229 (11.1) | ‐ |
Abbreviations: MALT lymphoma, extranodal marginal zone lymphoma of mucosa‐associated lymphoid tissue; MCL, mantle cell lymphoma; NOS, not otherwise specified.