| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 5.78 | 191805010_MIN_BOS |
| Carl Mays | BOS | 4.38 | 191805010_MIN_BOS |
| Hippo Vaughn | CHN | 3.63 | 191805010_PIT_CHN |
| Red Faber | CHA | 3.35 | 191805020_CHA_DET |
| Larry Cheney | LAN | 1.92 | 191805020_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | OAK | -3.89 | 191805030_MIN_OAK |
| Bert Gallia | BAL | -2.26 | 191805010_DET_BAL |
| Bill Doak | SLN | -1.43 | 191805030_SLN_PIT |
| Jim Shaw | MIN | -1.39 | 191805020_MIN_BOS |
| Bob Groom | CLE | -1.16 | 191805030_CLE_BAL |
Based on accumulated WAA for this season up to 1918-05-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.31 | Earl Hamilton | 36 | PIT |
| +004+ | 1.74 | Stan Coveleski | 39 | CLE |
| +005+ | 1.69 | Walter Johnson | 40 | MIN |
| +006+ | 1.67 | Vean Gregg | 25 | OAK |
| +007+ | 1.66 | Bullet Joe Bush | 37.3 | BOS |
| +009+ | 1.48 | Pete Schneider | 31 | CIN |
| XXXXX | 1.19 | Jakie May | 27.3 | SLN |
| XXXXX | 1.16 | Scott Perry | 29.3 | OAK |
| XXXXX | 1.11 | Jeff Tesreau | 21 | SFN |
| XXXXX | 1.11 | Erskine Mayer | 41 | PHI |
| XXXXX | 1.03 | Lefty Tyler | 20 | CHN |
| XXXXX | 1.03 | Brad Hogg | 22.7 | PHI |
| XXXXX | 0.92 | Red Faber | 12.3 | CHA |
| XXXXX | 0.86 | Jesse Barnes | 23.3 | SFN |
| XXXXX | 0.85 | Hippo Vaughn | 29 | CHN |
| XXXXX | 0.84 | Pete Alexander | 26 | CHN |
| XXXXX | 0.82 | Larry Cheney | 24.7 | LAN |
| XXXXX | 0.77 | Lefty Williams | 33 | CHA |
| XXXXX | 0.73 | Dutch Leonard | 30.3 | BOS |
| XXXXX | 0.72 | Carl Mays | 36 | BOS |
| XXXXX | 0.68 | Slim Love | 38.3 | NYA |
| XXXXX | 0.66 | Joe Oeschger | 9 | PHI |
| XXXXX | 0.65 | Babe Ruth | 35 | BOS |
| XXXXX | 0.62 | Fritz Coumbe | 23.3 | CLE |
| XXXXX | 0.61 | Bill Sherdel | 11 | SLN |
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