Table 1.
Characteristics and French–American–British (FAB) classifications of 434 consecutive patients diagnosed with acute myeloid leukemia
| GS group | Non‐GS group | P‐value | |
|---|---|---|---|
| Patients, n (%) | 45 (10.4) | 389 (89.6) | |
|
Median age (range) (years) |
46 (15–80) | 58 (15–89) | <0.001 |
|
No. men/no. women |
31/14 | 229/160 | 0.194 |
|
Median WBC (range) (×109/L) |
27.1 (0.8–507.5) | 10.2 (0.3–561.4) | 0.030 |
|
Median LDH (range) (IU/L) |
730 (128–5106) | 518 (91–6041) | 0.500 |
| FAB classification | |||
| M0 | 2 (5.1) | 16 (4.3) | 0.799 |
| M1 | 7 (17.9) | 55 (14.6) | 0.580 |
| M2 | 10 (25.6) | 157 (41.8) | 0.051 |
| M3 | 1 (2.6) | 53 (14.1) | 0.042 |
| M4 | 12 (30.8) | 45 (12.0) | 0.001 |
| M5 | 7 (17.9) | 31 (8.2) | 0.045 |
| M6 | 1 (2.6) | 12 (3.2) | 0.830 |
| M7 | 0 (0.0) | 7 (1.9) | 0.390 |
GS, granulocytic sarcoma; LDH, lactate dehydrogenase; WBC, white blood cells.