| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 6.61 | 199805010_SFN_ATL |
| Kevin Brown | SDN | 5.73 | 199805010_SDN_MIA |
| Ismael Valdez | LAN | 3.14 | 199804300_LAN_PIT |
| Jeff Fassero | SEA | 2.48 | 199804290_SEA_NYA |
| Pat Hentgen | TOR | 1.59 | 199804290_KCA_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Doug Drabek | BAL | -2.58 | 199805010_MIN_BAL |
| Greg Keagle | DET | -2.43 | 199804290_TEX_DET |
| LaTroy Hawkins | MIN | -2.35 | 199804300_TBA_MIN |
| Jimmy Haynes | OAK | -1.94 | 199804300_OAK_CLE |
| Matt Beech | PHI | -1.9 | 199805010_HOU_PHI |
Based on accumulated WAA for this season up to 1998-05-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.21 | Chuck Finley | 46.7 | ANA |
| +003+ | 2.96 | Curt Schilling | 48 | PHI |
| +005+ | 2.75 | Tom Glavine | 34 | ATL |
| +009+ | 2.56 | Greg Maddux | 52 | ATL |
| +010+ | 2.35 | Al Leiter | 31.3 | NYN |
| +012+ | 2.3 | Cal Eldred | 37.7 | MIL |
| +013+ | 2.24 | Francisco Cordova | 40.3 | PIT |
| +014+ | 2.22 | Pedro Martinez | 43.3 | BOS |
| +020+ | 1.91 | Andy Pettitte | 40.3 | NYA |
| +021+ | 1.88 | Brett Tomko | 37.3 | CIN |
| +022+ | 1.86 | Aaron Sele | 43 | TEX |
| +023+ | 1.85 | Rick Helling | 37 | TEX |
| +024+ | 1.84 | Ken Hill | 39.7 | ANA |
| +029+ | 1.76 | Jose Lima | 41.3 | HOU |
| +030+ | 1.74 | Andy Ashby | 42.7 | SDN |
| +034+ | 1.65 | Tom Candiotti | 48 | OAK |
| +039+ | 1.51 | Brian Meadows | 38.3 | MIA |
| +043+ | 1.44 | Kevin Brown | 46 | SDN |
| +047+ | 1.41 | Jimmy Key | 36.7 | BAL |
| +048+ | 1.37 | Kenny Rogers | 41.3 | OAK |
| +050+ | 1.36 | Pete Harnisch | 40.3 | CIN |
| +054+ | 1.3 | Mike Hampton | 43 | HOU |
| +053+ | 1.3 | Woody Williams | 31 | TOR |
| +057+ | 1.29 | Masato Yoshii | 25 | NYN |
| +055+ | 1.29 | Denny Neagle | 44 | ATL |
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