| Tournament | Round | Joan Ashton | Pam Blythe |
| 22.02.1998 Unley February (SA) | 6 | 339 | 334 |
| 29.03.1998 Unley (SA) | 6 | 339 | 334 |
| 24.05.1998 South Australian Championships (SA) | 6 | 405 | 299 |
| 19.07.1998 July (SA) | 3 | 229 | 411 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 328 | 344.5 | |
| Spread: | -66 | 66 | |