| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Glavine | ATL | 6.68 | 199804230_ARI_ATL |
| Ismael Valdez | LAN | 3.69 | 199804240_CHN_LAN |
| Mark Clark | CHN | 1.81 | 199804230_SDN_CHN |
| Wilson Alvarez | TBA | 1.44 | 199804240_ANA_TBA |
| Andy Ashby | SDN | 1.28 | 199804230_SDN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jeff Suppan | ARI | -3.29 | 199804250_ARI_MIA |
| LaTroy Hawkins | MIN | -3.03 | 199804250_MIN_SEA |
| Mark Thompson | COL | -2.6 | 199804240_COL_MIA |
| Sterling Hitchcock | SDN | -2.17 | 199804250_PIT_SDN |
| Greg Keagle | DET | -2.1 | 199804240_DET_NYA |
Based on accumulated WAA for this season up to 1998-04-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.99 | Greg Maddux | 40 | ATL |
| +003+ | 2.76 | Curt Schilling | 40 | PHI |
| +004+ | 2.58 | Chuck Finley | 38.7 | ANA |
| +006+ | 2.47 | Aaron Sele | 31 | TEX |
| +007+ | 2.44 | Pedro Martinez | 37.3 | BOS |
| +009+ | 2.24 | Tom Glavine | 27 | ATL |
| +014+ | 1.92 | Francisco Cordova | 33.3 | PIT |
| +017+ | 1.76 | Rick Helling | 28.3 | TEX |
| +018+ | 1.69 | Al Leiter | 25 | NYN |
| +019+ | 1.68 | Todd Stottlemyre | 35.7 | SLN |
| +020+ | 1.67 | Andy Ashby | 35.7 | SDN |
| +023+ | 1.63 | Cal Eldred | 30.7 | MIL |
| +024+ | 1.6 | Brian Meadows | 32.7 | MIA |
| +028+ | 1.55 | Kevin Brown | 32.3 | SDN |
| +030+ | 1.49 | Ken Hill | 32.3 | ANA |
| +035+ | 1.36 | Bret Saberhagen | 23 | BOS |
| +037+ | 1.35 | Tom Candiotti | 35 | OAK |
| +038+ | 1.35 | Andy Pettitte | 34.7 | NYA |
| +039+ | 1.34 | Kirk Rueter | 31 | SFN |
| +045+ | 1.3 | Jose Lima | 34.7 | HOU |
| +048+ | 1.27 | Masato Yoshii | 25 | NYN |
| +050+ | 1.26 | Brett Tomko | 29.3 | CIN |
| XXXXX | 1.23 | Mike Hampton | 36 | HOU |
| XXXXX | 1.2 | Darren Dreifort | 25 | LAN |
| XXXXX | 1.19 | Brad Radke | 28 | MIN |
_