| 试验号 | A乙醇浓度/% | B超声温度/℃ | C超声时间/min | 茶多酚提取率/% |
| 1 | −1 | −1 | 0 | 9.49 |
| 2 | 1 | −1 | 0 | 11.40 |
| 3 | −1 | 1 | 0 | 10.01 |
| 4 | 1 | 1 | 0 | 10.98 |
| 5 | −1 | 0 | −1 | 9.68 |
| 6 | 1 | 0 | −1 | 10.97 |
| 7 | −1 | 0 | 1 | 9.84 |
| 8 | 1 | 0 | 1 | 10.83 |
| 9 | 0 | −1 | −1 | 11.19 |
| 10 | 0 | 1 | −1 | 11.53 |
| 11 | 0 | −1 | 1 | 10.33 |
| 12 | 0 | 1 | 1 | 10.88 |
| 13 | 0 | 0 | 0 | 16.58 |
| 14 | 0 | 0 | 0 | 16.20 |
| 15 | 0 | 0 | 0 | 16.16 |
| 16 | 0 | 0 | 0 | 16.17 |
| 17 | 0 | 0 | 0 | 16.10 |