| 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 |
|---|---|---|---|
| Dave Davenport | BAL | -2.78 | 191805060_BAL_DET |
| Burleigh Grimes | LAN | -1.97 | 191805040_PHI_LAN |
| Bernie Boland | DET | -0.94 | 191805040_CHA_DET |
| Dave Danforth | CHA | -0.91 | 191805050_CHA_DET |
| Harry Harper | MIN | -0.6 | 191805040_MIN_OAK |
Based on accumulated WAA for this season up to 1918-05-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.44 | Earl Hamilton | 45 | PIT |
| +004+ | 1.84 | Scott Perry | 40.3 | OAK |
| +005+ | 1.76 | Walter Johnson | 45.7 | MIN |
| +007+ | 1.64 | Lefty Tyler | 29 | CHN |
| +008+ | 1.62 | Lee Meadows | 28.3 | SLN |
| +009+ | 1.62 | Bullet Joe Bush | 37.3 | BOS |
| +010+ | 1.59 | Stan Coveleski | 46 | CLE |
| +011+ | 1.46 | Pete Schneider | 40 | CIN |
| +012+ | 1.44 | Hippo Vaughn | 38 | CHN |
| +013+ | 1.44 | Jeff Tesreau | 29.3 | SFN |
| XXXXX | 1.2 | Jakie May | 28.3 | SLN |
| XXXXX | 1.18 | Red Faber | 19.3 | CHA |
| XXXXX | 1.07 | Erskine Mayer | 41 | PHI |
| XXXXX | 1.02 | Joe Oeschger | 17 | PHI |
| XXXXX | 1.01 | Brad Hogg | 22.7 | PHI |
| XXXXX | 0.97 | Red Ames | 16.3 | SLN |
| XXXXX | 0.92 | Hod Eller | 32.7 | CIN |
| XXXXX | 0.82 | Vean Gregg | 29 | OAK |
| XXXXX | 0.81 | Jesse Barnes | 23.3 | SFN |
| XXXXX | 0.8 | Pete Alexander | 26 | CHN |
| XXXXX | 0.76 | Babe Ruth | 43 | BOS |
| XXXXX | 0.76 | Larry Cheney | 24.7 | LAN |
| XXXXX | 0.74 | Bernie Boland | 17 | DET |
| XXXXX | 0.7 | Dutch Leonard | 30.3 | BOS |
| XXXXX | 0.69 | Lefty Williams | 33 | CHA |
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