| Starter | Tm | Tier | Game |
|---|---|---|---|
| Curt Schilling | PHI | 8.93 | 199804150_PHI_MIA |
| Greg Maddux | ATL | 8.04 | 199804150_PIT_ATL |
| Kevin Brown | SDN | 6.16 | 199804150_SDN_SFN |
| Ismael Valdez | LAN | 4.68 | 199804140_LAN_COL |
| Pat Hentgen | TOR | 3.22 | 199804130_TOR_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jamey Wright | COL | -3.3 | 199804130_CIN_COL |
| Jeff Suppan | ARI | -3.03 | 199804140_ARI_SLN |
| Glendon Rusch | KCA | -2.74 | 199804130_TOR_KCA |
| LaTroy Hawkins | MIN | -2.33 | 199804130_MIN_TBA |
| Bobby Witt | TEX | -1.98 | 199804130_DET_TEX |
Based on accumulated WAA for this season up to 1998-04-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.04 | Greg Maddux | 32 | ATL |
| +002+ | 2.6 | Curt Schilling | 33 | PHI |
| +003+ | 2.3 | Pedro Martinez | 23 | BOS |
| +005+ | 2.13 | Kevin Brown | 29.3 | SDN |
| +006+ | 2.05 | Chuck Finley | 23.3 | ANA |
| +008+ | 1.74 | Tom Glavine | 20 | ATL |
| +012+ | 1.55 | Aaron Sele | 22 | TEX |
| +013+ | 1.45 | Rick Helling | 23 | TEX |
| +015+ | 1.42 | Mike Mussina | 23 | BAL |
| +016+ | 1.41 | Jimmy Key | 19 | BAL |
| +018+ | 1.32 | Pat Rapp | 20 | KCA |
| +019+ | 1.31 | Masato Yoshii | 13 | NYN |
| XXXXX | 1.25 | Cal Eldred | 19.7 | MIL |
| XXXXX | 1.21 | Brian Anderson | 22 | ARI |
| XXXXX | 1.19 | Bartolo Colon | 19 | CLE |
| XXXXX | 1.18 | Todd Stottlemyre | 21 | SLN |
| XXXXX | 1.16 | Ramon Martinez | 20.7 | LAN |
| XXXXX | 1.14 | Cliff Politte | 16.7 | SLN |
| XXXXX | 1.13 | Brett Tomko | 22 | CIN |
| XXXXX | 1.1 | Eric Milton | 12.7 | MIN |
| XXXXX | 1.09 | Andy Ashby | 21.7 | SDN |
| XXXXX | 1.04 | Francisco Cordova | 19.7 | PIT |
| XXXXX | 0.97 | Al Leiter | 18 | NYN |
| XXXXX | 0.95 | Mark Clark | 22 | CHN |
| XXXXX | 0.94 | Kevin Millwood | 20.3 | ATL |
_