| Author | Year | Case | Control | Case | Control | ||
| YAP (+) | YAP (−) | YAP (+) | YAP (−) | ||||
| Da CL | 2009 | 98 | 98 | 47 | 51 | 13 | 85 |
| Luo H | 2013 | 56 | 56 | 40 | 16 | 8 | 48 |
| Hu X | 2014 | 214 | 167 | 147 | 67 | 32 | 135 |
| Huang S | 2017 | 120 | 30 | 104 | 16 | 20 | 10 |
| Yu B | 2017 | 98 | 98 | 22 | 76 | 0 | 98 |
| Fan JH | 2017 | 87 | 27 | 50 | 37 | 5 | 22 |
| Bao SS | 2018 | 117 | 117 | 89 | 28 | 12 | 105 |
| Xiao L | 2018 | 135 | 135 | 67 | 68 | 33 | 102 |