| Starter | Tm | Tier | Game |
|---|---|---|---|
| Babe Ruth | BOS | 5.89 | 191805040_BOS_NYA |
| Hippo Vaughn | CHN | 3.35 | 191805050_SLN_CHN |
| Wilbur Cooper | PIT | 2.2 | 191805040_SLN_PIT |
| Pete Schneider | CIN | 1.95 | 191805052_PIT_CIN |
| Eddie Cicotte | CHA | 1.94 | 191805040_CHA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | OAK | -3.89 | 191805030_MIN_OAK |
| Burleigh Grimes | LAN | -1.97 | 191805040_PHI_LAN |
| Dave Davenport | BAL | -1.78 | 191805030_CLE_BAL |
| Bill Doak | SLN | -1.43 | 191805030_SLN_PIT |
| Bob Groom | CLE | -1.16 | 191805030_CLE_BAL |
Based on accumulated WAA for this season up to 1918-05-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.15 | Earl Hamilton | 36 | PIT |
| +004+ | 1.79 | Scott Perry | 40.3 | OAK |
| +005+ | 1.69 | Walter Johnson | 45.7 | MIN |
| +007+ | 1.59 | Lefty Tyler | 29 | CHN |
| +008+ | 1.59 | Lee Meadows | 28.3 | SLN |
| +009+ | 1.55 | Vean Gregg | 25 | OAK |
| +010+ | 1.54 | Bullet Joe Bush | 37.3 | BOS |
| +011+ | 1.5 | Stan Coveleski | 46 | CLE |
| +012+ | 1.4 | Jeff Tesreau | 29.3 | SFN |
| +013+ | 1.39 | Pete Schneider | 40 | CIN |
| +014+ | 1.37 | Hippo Vaughn | 38 | CHN |
| XXXXX | 1.17 | Jakie May | 28.3 | SLN |
| XXXXX | 0.99 | Erskine Mayer | 41 | PHI |
| XXXXX | 0.96 | Brad Hogg | 22.7 | PHI |
| XXXXX | 0.87 | Red Faber | 12.3 | CHA |
| XXXXX | 0.86 | Hod Eller | 32.7 | CIN |
| XXXXX | 0.77 | Jesse Barnes | 23.3 | SFN |
| XXXXX | 0.75 | Pete Alexander | 26 | CHN |
| XXXXX | 0.72 | Larry Cheney | 24.7 | LAN |
| XXXXX | 0.71 | Bernie Boland | 17 | DET |
| XXXXX | 0.68 | Babe Ruth | 43 | BOS |
| XXXXX | 0.64 | Fred Toney | 9 | CIN |
| XXXXX | 0.64 | Lefty Williams | 33 | CHA |
| XXXXX | 0.64 | Dutch Leonard | 30.3 | BOS |
| XXXXX | 0.63 | Joe Oeschger | 9 | PHI |
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