Table 4 Clinical features of 91 patients with extranodal natural killer (NK)/T-cell lymphoma, nasal type
Item | Case(s) | Percentage (%) |
|---|---|---|
Sex | ||
 Female | 23 | 25.3 |
 Male | 68 | 74.7 |
Age (years) | ||
 ≤60 | 81 | 89.0 |
 >60 | 10 | 11.0 |
B symptoms | ||
 No | 46 | 50.5 |
 Yes | 42 | 46.2 |
 Unavailable | 3 | 3.3 |
Primary sites | ||
 Upper aerodigestive tract | 78 | 85.7 |
 Skin | 5 | 5.5 |
 Orbit | 3 | 3.3 |
 Gastrointestinal tract | 2 | 2.2 |
 Lymph node | 1 | 1.1 |
 Breast | 1 | 1.1 |
 Lung | 1 | 1.1 |
Ann Arbor stage | ||
 Stage I | 37 | 40.7 |
 Stage II | 34 | 37.4 |
 Stage III | 5 | 5.5 |
 Stage IV | 15 | 16.4 |
Lymph node involvement | ||
 Yes | 41 | 45.1 |
 No | 50 | 54.9 |