| Tournament | Round | Karmel Patterson | Margaret Andrews |
| 19.10.2003 Spring Marathon (NSW) | 8 | 330 | 382 |
| 15.07.2007 Winter Challenge (NSW) | 16 | 282 | 383 |
| 04.07.2010 Winter Challenge (NSW) | 2 | 334 | 362 |
| 04.03.2012 Balmain BUGS (NSW) | 6 | 317 | 433 |
| 19.08.2012 Baulkham Hills Open (NSW) | 8 | 384 | 301 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 329.4 | 372.2 | |
| Spread: | -214 | 214 | |