| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 7.24 | 199808200_SDN_ATL |
| Tom Glavine | ATL | 6.44 | 199808190_SFN_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 |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Oquist | OAK | -5.18 | 199808210_DET_OAK |
| Jamey Wright | COL | -4.33 | 199808210_COL_WAS |
| Darren Oliver | SLN | -2.67 | 199808202_SLN_NYN |
| Charles Nagy | CLE | -2.46 | 199808190_CLE_TEX |
| Ken Cloude | SEA | -2.12 | 199808190_TOR_SEA |
Based on accumulated WAA for this season up to 1998-08-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.29 | Greg Maddux | 206.7 | ATL |
| +003+ | 9.48 | Kevin Brown | 204 | SDN |
| +005+ | 8.52 | Andy Ashby | 196.7 | SDN |
| +007+ | 7.95 | Tom Glavine | 181.3 | ATL |
| +013+ | 6.95 | Pedro Martinez | 185 | BOS |
| +020+ | 6.33 | Roger Clemens | 180 | TOR |
| +021+ | 6.29 | Kenny Rogers | 188.7 | OAK |
| +022+ | 6.06 | Curt Schilling | 214.7 | PHI |
| +025+ | 5.85 | Chuck Finley | 179.7 | ANA |
| +026+ | 5.76 | Rick Reed | 176.3 | NYN |
| +028+ | 5.74 | Omar Daal | 123 | ARI |
| +034+ | 5.24 | Bartolo Colon | 176 | CLE |
| +040+ | 4.97 | Francisco Cordova | 174.3 | PIT |
| +046+ | 4.45 | David Wells | 174 | NYA |
| +049+ | 4.2 | Dustin Hermanson | 142 | WAS |
| +055+ | 3.93 | Pete Harnisch | 160.7 | CIN |
| +060+ | 3.85 | Jamie Moyer | 185 | SEA |
| +061+ | 3.8 | Mike Mussina | 156.7 | BAL |
| +062+ | 3.79 | Orlando Hernandez | 99.3 | NYA |
| +064+ | 3.75 | David Cone | 163 | NYA |
| +065+ | 3.72 | Brian Bohanon | 104.3 | TOT |
| +066+ | 3.7 | Justin Thompson | 182.7 | DET |
| +068+ | 3.61 | Denny Neagle | 184 | ATL |
| +075+ | 3.37 | Brian Moehler | 173.3 | DET |
| +076+ | 3.34 | Matt Morris | 66.3 | SLN |
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