| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 16.42 | 199808120_ATL_SDN |
| Kevin Brown | SDN | 5.88 | 199808100_MIA_SDN |
| Al Leiter | NYN | 3.41 | 199808100_NYN_SLN |
| Kenny Rogers | OAK | 3.11 | 199808100_OAK_CHA |
| Curt Schilling | PHI | 2.18 | 199808100_PHI_ARI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Castillo | DET | -4.4 | 199808100_ANA_DET |
| Jamey Wright | COL | -3.12 | 199808100_WAS_COL |
| John Burkett | TEX | -2.49 | 199808120_TEX_CLE |
| Javier Vazquez | WAS | -1.37 | 199808120_WAS_COL |
| Jeff Juden | ANA | -1.23 | 199808110_ANA_DET |
Based on accumulated WAA for this season up to 1998-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.77 | Greg Maddux | 199.7 | ATL |
| +004+ | 8.3 | Andy Ashby | 190.7 | SDN |
| +006+ | 7.89 | Kevin Brown | 188.7 | SDN |
| +007+ | 7.56 | Tom Glavine | 167.3 | ATL |
| +008+ | 6.88 | Pedro Martinez | 170 | BOS |
| +015+ | 6.24 | Al Leiter | 133.7 | NYN |
| +020+ | 6.01 | Kenny Rogers | 175.7 | OAK |
| +025+ | 5.71 | Chuck Finley | 166 | ANA |
| +027+ | 5.39 | Curt Schilling | 199.7 | PHI |
| +030+ | 5.22 | Bartolo Colon | 169.3 | CLE |
| +031+ | 5.04 | Roger Clemens | 163 | TOR |
| +037+ | 4.54 | Omar Daal | 107.3 | ARI |
| +040+ | 4.42 | Pete Harnisch | 147.3 | CIN |
| +042+ | 4.32 | Francisco Cordova | 165.7 | PIT |
| +044+ | 4.11 | Rolando Arrojo | 158.7 | TBA |
| +045+ | 4.08 | Hideki Irabu | 135 | NYA |
| +049+ | 4 | David Wells | 159 | NYA |
| +063+ | 3.58 | Brad Radke | 159.7 | MIN |
| +065+ | 3.56 | Dustin Hermanson | 128 | WAS |
| +073+ | 3.33 | Brian Bohanon | 90.3 | TOT |
| +075+ | 3.28 | David Cone | 156 | NYA |
| +077+ | 3.25 | Jamie Moyer | 177.3 | SEA |
| +078+ | 3.22 | Brian Moehler | 166 | DET |
| +082+ | 3.15 | Mike Mussina | 141.7 | BAL |
| +085+ | 3.09 | Shane Reynolds | 174.7 | HOU |
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