Table 4.
Groups | 1-year survival rate | 2-year survival rate | Median survival time (months) |
---|---|---|---|
Research group (n=40) | 31 (77.50) | 28 (70.00) | 23.62±3.44 |
Control group (n=33) | 15 (45.45) | 12 (36.36) | 14.87±1.21 |
t/χ2 | 7.967 | 8.259 | 13.910 |
P | 0.004 | 0.004 | <0.001 |