| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Keagle | DET | -2.04 | 199804180_NYA_DET |
| Glendon Rusch | KCA | -1.87 | 199804180_KCA_OAK |
| Tim Wakefield | BOS | -1.37 | 199804180_CLE_BOS |
| David Weathers | CIN | -1.12 | 199804160_HOU_CIN |
| Jason Schmidt | PIT | -1.02 | 199804170_SDN_PIT |
Based on accumulated WAA for this season up to 1998-04-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.04 | Greg Maddux | 32 | ATL |
| +002+ | 3.02 | Chuck Finley | 32.3 | ANA |
| +003+ | 2.83 | Pedro Martinez | 32 | BOS |
| +004+ | 2.69 | Curt Schilling | 33 | PHI |
| +007+ | 2.1 | Kevin Brown | 29.3 | SDN |
| +008+ | 1.8 | Cal Eldred | 25.7 | MIL |
| +009+ | 1.74 | Tom Glavine | 20 | ATL |
| +014+ | 1.54 | Aaron Sele | 22 | TEX |
| +015+ | 1.51 | Todd Stottlemyre | 28 | SLN |
| +019+ | 1.44 | Rick Helling | 23 | TEX |
| +022+ | 1.43 | Jimmy Key | 19 | BAL |
| +023+ | 1.42 | Ramon Martinez | 27 | LAN |
| +028+ | 1.3 | Pat Rapp | 20 | KCA |
| XXXXX | 1.23 | Hipolito Pichardo | 19.3 | KCA |
| XXXXX | 1.19 | Bartolo Colon | 19 | CLE |
| XXXXX | 1.12 | Francisco Cordova | 24.3 | PIT |
| XXXXX | 1.11 | Brett Tomko | 22 | CIN |
| XXXXX | 1.08 | Andy Ashby | 27.7 | SDN |
| XXXXX | 1.08 | Andy Benes | 30.3 | ARI |
| XXXXX | 1.05 | Mike Sirotka | 20.7 | CHA |
| XXXXX | 0.99 | Masato Yoshii | 18 | NYN |
| XXXXX | 0.99 | Al Leiter | 18 | NYN |
| XXXXX | 0.94 | Kevin Millwood | 20.3 | ATL |
| XXXXX | 0.93 | Mike Mussina | 28 | BAL |
| XXXXX | 0.92 | Brian Anderson | 27 | ARI |
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