| Date | Tournament | State | Round | Derek McKenzie | Patricia Mitchell |
|---|---|---|---|---|---|
| 08/06/1998 | Victorian Championships | VIC | 19 | 439 | 323 |
| 05/10/1998 | New South Wales Championships | NSW | 7 | 401 | 380 |
| 05/10/1998 | New South Wales Championships | NSW | 20 | 335 | 317 |
| Head-to-head after 3 games | 3 | 0 | |||
| Average score | 391.67 | 340.00 | |||
| Spread | 155 | -155 | |||