Results
Treatment outcome
The median follow-up time was 1134 days (range, 14–3248
days). A total of 59 patients were Ph-negative (29 males
and 30 females), and their median age was 35 years ranging
from 16 to 63. The median white blood cell count at presentation
was 11.0 × 103/L (range 0.9–409). CR was achieved
in 47 patients (80%). Six patients died during induction;
their causes of death included sepsis (n = 3), pneumonia
(n = 2), and other (n = 1). There were 29 survivors after the
median follow-up period. The probability of 3-year OS and
DFS in these patients with Ph-negative ALL was 59% and
52%, respectively (Table 1).