TABLE 1.
Characteristics of adult T‐cell leukemia‐lymphoma patients diagnosed in 2012‐2013 in Japan
| Items | Items (unit) | Summary |
|---|---|---|
| Evaluable patients | n | 984 |
| Gender, Male/Female (M/F ratio) | n | 525/459 (1.14) |
| Age at diagnosis, | median (range), y | 69 (25‐98) |
| Age at diagnosis category, y | ||
| <40 | n (% of all) | 12 (1.2) |
| 40‐49 | 47 (4.8) | |
| 50‐59 | 147 (14.9) | |
| 60‐69 | 322 (32.7) | |
| 70‐79 | 307 (31.1) | |
| 80< | 151 (15.3) | |
| Subtype | ||
| Acute | n (% of all), median age, y | 511 (51.9), 68 |
| Lymphoma | 245 (24.9), 72 | |
| Chronic | 123 (12.5), 64 | |
| Smoldering | 105 (10.7), 67 | |
| Complications and past history | ||
| Malignancy other than | n (% of all) | 107 (10.9%) |
| Hematological malignancies | ||
| Autoimmune disease | 37 (3.7%) | |