Table 3.
RR value of OS obtained by random model
| Study (year) | 1 year | 3 year | 5 year | |||
|---|---|---|---|---|---|---|
| RR (95% CI) | Weight (%) | RR (95% CI) | Weight (%) | RR (95% CI) | Weight (%) | |
| T eruyuki Sakaguchi (1998) | 0.942 (0.867–1.023) | 14.05 | 0.840 (0.731–0.967) | 14.83 | 0.846 (0.720–0.993) | 12.70 |
| Jang Kyu Choi (2015) | 0.973 (0.915–1.034) | 14.96 | 0.835 (0.720–0.968) | 14.52 | 0.853 (0.727–1.000) | 12.73 |
| Qin Huang (2015) | 1.026 (0.977–1.076) | 15.39 | 0.955 (0.877–1.040) | 16.81 | 0.930 (0.815–1.060) | 13.48 |
| Jun Chul Park (2010) | 0.969 (0.943–0.996) | 15.93 | 0.878 (0.832–0.927) | 17.64 | 0.829 (0.776–0.886) | 14.83 |
| Laurence Bedin (2016) | 0.609 (0.485–0.765) | 7.49 | 1.033 (0.749–1.426) | 8.24 | 1.085 (0.743–1.584) | 7.07 |
| Pompiliu Piso (2000) | 0.715 (0.641–0.797) | 12.81 | 0.548 (0.451–0.666) | 12.60 | 0.534 (0.417–0.684) | 10.26 |
| Chong Li (2005) | 0.907 (0.674–1.219) | 5.47 | 0.738 (0.418–1.300) | 3.83 | 0.576 (0.274–1.210) | 2.79 |
| Wenhua Zhan (2002) | 0.939 (0.862–1.023) | 13.91 | 0.631 (0.505–0.789) | 11.53 | 0.597 (0.442–0.806) | 8.84 |
| Fabio Pacelli (2001) | – | – | – | – | 0.486 (0.349–0.675) | 8.13 |
| Jianshan Hong (2005) | – | – | – | – | 0.584 (0.438–0.779) | 9.16 |
| Overall | 0.898 (0.825–0.977) | 100.00 | 0.802 (0.708–0.909) | 100.00 | 0.736 (0.642–0.844) | 100.00 |
Heterogeneity: 1-year survival: Q = 77.61, I2 = 91.0%, P = 0.000. 3-year survival: Q = 42.13, I2 = 83.4%, P = 0.000. 5-year survival: Q = 43.41, I2 = 79.3%, P = 0.000. z test: 1-year survival: z = 2.49, P = 0.013. 3-year survival: z = 3.46, P = 0.001. 5-year survival: z = 4.39, P = 0.000