Table 3: Survival analysis and 1-year and 2-year survival rates according to group A and B.
Total (N = 90) group A (N = 47) group B (N= 43)
Mean survival (month) 18.6 21.1 14.6
Median survival (month) 12.4 13.1 12.1
Ranges (month) 3.2-56.8 3.3-56.8 3.2-47.8
1-year survival rate 52.9 % 55.2 % 50.6 %
2-year survival rate 19.3 % 25.6 % 10.7 %