| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 4.67 | 191805210_LAN_CHN |
| Eddie Cicotte | CHA | 2.29 | 191805220_CHA_NYA |
| Pete Schneider | CIN | 1.01 | 191805220_ATL_CIN |
| Larry Cheney | LAN | 0.77 | 191805220_LAN_CHN |
| Dutch Leonard | BOS | 0.7 | 191805210_CLE_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Shaw | MIN | -3.48 | 191805210_BAL_MIN |
| Jack Coombs | LAN | -1.25 | 191805210_LAN_CHN |
| Bernie Boland | DET | -1.2 | 191805220_DET_OAK |
| Bert Gallia | BAL | -1.13 | 191805210_BAL_MIN |
| Elmer Jacobs | PIT | -0.9 | 191805220_PHI_PIT |
Based on accumulated WAA for this season up to 1918-05-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.33 | Walter Johnson | 82.7 | MIN |
| +002+ | 2.87 | Stan Coveleski | 79.3 | CLE |
| +003+ | 2.81 | Scott Perry | 85.3 | OAK |
| +004+ | 2.6 | Earl Hamilton | 54 | PIT |
| +007+ | 2.16 | Hippo Vaughn | 69 | CHN |
| +008+ | 2.1 | Lefty Tyler | 62 | CHN |
| +009+ | 2.01 | Dana Fillingim | 35 | ATL |
| +010+ | 1.84 | Bill Sherdel | 48.3 | SLN |
| +011+ | 1.73 | Hod Eller | 65 | CIN |
| +012+ | 1.71 | Jeff Tesreau | 53.3 | SFN |
| +013+ | 1.71 | Hank Thormahlen | 55 | NYA |
| +014+ | 1.7 | Red Faber | 49.7 | CHA |
| +018+ | 1.57 | Jesse Barnes | 54.3 | SFN |
| +021+ | 1.37 | Bullet Joe Bush | 60.3 | BOS |
| +023+ | 1.32 | Lefty Williams | 73.3 | CHA |
| +024+ | 1.31 | Red Ames | 43.3 | SLN |
| XXXXX | 1.21 | Fred Toney | 36 | CIN |
| XXXXX | 0.95 | Bunny Hearn | 65 | ATL |
| XXXXX | 0.85 | Guy Morton | 52.7 | CLE |
| XXXXX | 0.83 | Babe Ruth | 61.7 | BOS |
| XXXXX | 0.8 | Harry Weaver | 27.3 | CHN |
| XXXXX | 0.66 | Erskine Mayer | 66.7 | PHI |
| XXXXX | 0.64 | Slim Love | 64.3 | NYA |
| XXXXX | 0.6 | Wilbur Cooper | 49.3 | PIT |
| XXXXX | 0.57 | Rube Benton | 24 | SFN |
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