| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 2.34 | 193808270_SFN_SLN |
| St. Louis Cardinals | SLN | 2.2 | 193808260_SFN_SLN |
| Chicago Cubs | CHN | 1.7 | 193808281_PHI_CHN |
| Pittsburgh Pirates | PIT | 1.01 | 193808280_LAN_PIT |
| Chicago White Sox | CHA | 0.72 | 193808261_CHA_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -7.74 | 193808280_CLE_MIN |
| St. Louis Browns | BAL | -3.44 | 193808261_BAL_OAK |
| Detroit Tigers | DET | -2.39 | 193808270_DET_MIN |
| Philadelphia Athletics | OAK | -1.21 | 193808261_BAL_OAK |
| Philadelphia Phillies | PHI | -0.87 | 193808281_PHI_CHN |
Based on accumulated WAA for this season up to 1938-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +033+ | 4.22 | Tot Pressnell | 177.3 | LAN |
| +039+ | 3.93 | Jumbo Brown | 73 | SFN |
| +048+ | 3.63 | Clay Bryant | 200.7 | CHN |
| +051+ | 3.11 | Dizzy Dean | 60.7 | CHN |
| +055+ | 2.89 | Bill Swift | 121.7 | PIT |
| +064+ | 2.4 | Milt Shoffner | 98 | ATL |
| +075+ | 1.96 | Dick Coffman | 74.3 | SFN |
| +089+ | 1.41 | Peaches Davis | 160 | CIN |
| XXXXX | 1.21 | Johnny Allen | 184.7 | CLE |
| XXXXX | 1.1 | Johnny Murphy | 72.3 | NYA |
| XXXXX | 0.88 | Ivy Andrews | 30 | NYA |
| XXXXX | 0.88 | Jim Bagby | 154 | BOS |
| XXXXX | 0.47 | Roy Henshaw | 113.3 | SLN |
| XXXXX | 0.45 | Joe Bowman | 56 | PIT |
| XXXXX | 0.45 | Jack Russell | 80.3 | CHN |
| XXXXX | 0.43 | Joe Krakauskas | 63.3 | MIN |
| XXXXX | 0.35 | Johnnie Wittig | 7.7 | SFN |
| XXXXX | 0.28 | Cliff Melton | 196.3 | SFN |
| XXXXX | 0.27 | Mace Brown | 101.3 | PIT |
| XXXXX | 0.19 | Joe Cascarella | 59 | CIN |
| XXXXX | 0.19 | Max Macon | 87 | SLN |
| XXXXX | -0.36 | Al Baker | 4.7 | BOS |
| XXXXX | -0.43 | Gene Schott | 69.7 | CIN |
| XXXXX | -0.51 | Clyde Shoun | 86.3 | SLN |
| XXXXX | -0.54 | Harry Boyles | 15.3 | CHA |
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