| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Ashby | SDN | 5.74 | 199807280_SDN_NYN |
| Al Leiter | NYN | 4.61 | 199807290_SDN_NYN |
| Roger Clemens | TOR | 2.59 | 199807280_TEX_TOR |
| Kenny Rogers | OAK | 2.44 | 199807300_BOS_OAK |
| Chuck Finley | ANA | 1.85 | 199807300_NYA_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Castillo | DET | -4.51 | 199807290_BAL_DET |
| Bobby Witt | SLN | -3.89 | 199807290_MIL_SLN |
| Darren Oliver | TEX | -3.12 | 199807290_TEX_TOR |
| Pedro Astacio | COL | -2.74 | 199807280_PIT_COL |
| James Baldwin | CHA | -2.59 | 199807280_TBA_CHA |
Based on accumulated WAA for this season up to 1998-07-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.54 | Greg Maddux | 175.7 | ATL |
| +007+ | 6.93 | Andy Ashby | 168.3 | SDN |
| +008+ | 6.87 | Kevin Brown | 165.7 | SDN |
| +009+ | 6.71 | Pedro Martinez | 156.3 | BOS |
| +011+ | 6.23 | Al Leiter | 120.7 | NYN |
| +013+ | 6.1 | Tom Glavine | 151.3 | ATL |
| +014+ | 6.04 | Kenny Rogers | 159.7 | OAK |
| +020+ | 5.62 | Bartolo Colon | 151.3 | CLE |
| +021+ | 5.59 | Rick Reed | 147.3 | NYN |
| +023+ | 5.13 | Chuck Finley | 152 | ANA |
| +024+ | 5.08 | Curt Schilling | 178.7 | PHI |
| +030+ | 4.47 | Francisco Cordova | 142.7 | PIT |
| +031+ | 4.46 | Rolando Arrojo | 147.7 | TBA |
| +034+ | 4.37 | Brad Radke | 147.3 | MIN |
| +036+ | 4.11 | Roger Clemens | 148 | TOR |
| +042+ | 3.8 | Pete Harnisch | 141.3 | CIN |
| +050+ | 3.55 | Omar Daal | 92 | ARI |
| +052+ | 3.45 | Kerry Wood | 121.3 | CHN |
| +053+ | 3.44 | Jamie Moyer | 157 | SEA |
| +059+ | 3.31 | Denny Neagle | 163 | ATL |
| +061+ | 3.24 | David Cone | 135.3 | NYA |
| +064+ | 3.17 | Todd Stottlemyre | 161.3 | SLN |
| +070+ | 3.07 | Hideki Irabu | 113 | NYA |
| +074+ | 2.99 | Andy Pettitte | 157.7 | NYA |
| +081+ | 2.83 | Sean Bergman | 118.7 | HOU |
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