| Tournament | Round | Patricia Mitchell | Derek McKenzie |
| 08.06.1998 Victorian Championships (VIC) | 19 | 323 | 439 |
| 05.10.1998 New South Wales Championships (NSW) | 7 | 380 | 401 |
| 05.10.1998 New South Wales Championships (NSW) | 20 | 317 | 335 |
| Head-to-head after 3 games | 0 | 3 | |
| Average score | 340 | 391.66 | |
| Spread: | -155 | 155 | |