| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Faber | CHA | 4 | 191805180_CHA_MIN |
| Fred Toney | CIN | 2.69 | 191805200_ATL_CIN |
| Lefty Tyler | CHN | 1.88 | 191805190_PHI_CHN |
| Carl Mays | BOS | 1.62 | 191805200_CLE_BOS |
| Stan Coveleski | CLE | 1.51 | 191805190_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | OAK | -4.88 | 191805200_DET_OAK |
| Ray Caldwell | NYA | -2.23 | 191805180_BAL_NYA |
| Doc Ayers | MIN | -0.99 | 191805190_CLE_MIN |
| Gene Packard | SLN | -0.63 | 191805190_ATL_SLN |
| Mike Prendergast | PHI | -0.46 | 191805200_PHI_PIT |
Based on accumulated WAA for this season up to 1918-05-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.4 | Walter Johnson | 82.7 | MIN |
| +002+ | 2.99 | Stan Coveleski | 79.3 | CLE |
| +003+ | 2.72 | Earl Hamilton | 54 | PIT |
| +004+ | 2.6 | Scott Perry | 77.3 | OAK |
| +005+ | 2.19 | Lefty Tyler | 62 | CHN |
| +008+ | 2.03 | Hod Eller | 56 | CIN |
| +009+ | 1.97 | Bill Sherdel | 42.3 | SLN |
| +010+ | 1.93 | Jeff Tesreau | 45.3 | SFN |
| +011+ | 1.84 | Hippo Vaughn | 60 | CHN |
| +012+ | 1.82 | Red Faber | 49.7 | CHA |
| +014+ | 1.63 | Dana Fillingim | 26 | ATL |
| +017+ | 1.49 | Lefty Williams | 73.3 | CHA |
| +020+ | 1.39 | Bullet Joe Bush | 59.3 | BOS |
| +024+ | 1.26 | Fred Toney | 36 | CIN |
| XXXXX | 1.23 | Red Ames | 34.3 | SLN |
| XXXXX | 1.09 | Jesse Barnes | 45.3 | SFN |
| XXXXX | 0.92 | Babe Ruth | 61.7 | BOS |
| XXXXX | 0.9 | Hank Thormahlen | 41 | NYA |
| XXXXX | 0.8 | Slim Love | 64.3 | NYA |
| XXXXX | 0.76 | Johnny Enzmann | 20 | CLE |
| XXXXX | 0.7 | Pete Schneider | 52 | CIN |
| XXXXX | 0.67 | Frank Miller | 45.7 | PIT |
| XXXXX | 0.64 | Rube Benton | 24 | SFN |
| XXXXX | 0.61 | Brad Hogg | 45.7 | PHI |
| XXXXX | 0.61 | Bunny Hearn | 56 | ATL |
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