| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 7.24 | 199808200_SDN_ATL |
| Rick Reed | NYN | 3.08 | 199808202_SLN_NYN |
| Kenny Rogers | OAK | 2.91 | 199808200_CHA_OAK |
| Roger Clemens | TOR | 2.61 | 199808200_TOR_SEA |
| Curt Schilling | PHI | 2.58 | 199808201_ARI_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Oquist | OAK | -5.18 | 199808210_DET_OAK |
| Frank Castillo | DET | -5.07 | 199808222_DET_OAK |
| Jamey Wright | COL | -4.33 | 199808210_COL_WAS |
| John Burkett | TEX | -3.52 | 199808220_NYA_TEX |
| Darren Oliver | SLN | -2.67 | 199808202_SLN_NYN |
Based on accumulated WAA for this season up to 1998-08-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.3 | Greg Maddux | 206.7 | ATL |
| +002+ | 9.51 | Kevin Brown | 204 | SDN |
| +006+ | 8.55 | Andy Ashby | 196.7 | SDN |
| +007+ | 7.96 | Tom Glavine | 181.3 | ATL |
| +019+ | 6.36 | Roger Clemens | 180 | TOR |
| +020+ | 6.29 | Kenny Rogers | 188.7 | OAK |
| +023+ | 6.07 | Curt Schilling | 214.7 | PHI |
| +025+ | 5.85 | Chuck Finley | 179.7 | ANA |
| +026+ | 5.77 | Rick Reed | 176.3 | NYN |
| +027+ | 5.75 | Omar Daal | 123 | ARI |
| +041+ | 4.97 | Bartolo Colon | 181.3 | CLE |
| +042+ | 4.76 | Francisco Cordova | 180.3 | PIT |
| +046+ | 4.46 | David Wells | 174 | NYA |
| +050+ | 4.2 | Dustin Hermanson | 142 | WAS |
| +056+ | 4.02 | Jamie Moyer | 193 | SEA |
| +060+ | 3.94 | Pete Harnisch | 160.7 | CIN |
| +063+ | 3.81 | Mike Mussina | 156.7 | BAL |
| +064+ | 3.8 | Orlando Hernandez | 99.3 | NYA |
| +065+ | 3.74 | Justin Thompson | 182.7 | DET |
| +066+ | 3.73 | Brian Bohanon | 104.3 | TOT |
| +075+ | 3.5 | Denny Neagle | 189 | ATL |
| +076+ | 3.35 | Matt Morris | 66.3 | SLN |
| +080+ | 3.29 | Sean Bergman | 144 | HOU |
| +085+ | 3.07 | David Cone | 168.7 | NYA |
| +088+ | 3.02 | Jose Lima | 182.7 | HOU |
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