| Team | Tm | Tier | Game |
|---|---|---|---|
| Pittsburgh Pirates | PIT | 2.55 | 193809110_PIT_SLN |
| New York Giants | SFN | 1.68 | 193809110_LAN_SFN |
| Boston Bees | ATL | 1.43 | 193809130_CHN_ATL |
| St. Louis Cardinals | SLN | 1.05 | 193809110_PIT_SLN |
| Boston Red Sox | BOS | 0.35 | 193809110_OAK_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -3.39 | 193809110_NYA_MIN |
| Detroit Tigers | DET | -1.14 | 193809111_CHA_DET |
| Chicago White Sox | CHA | -1.03 | 193809111_CHA_DET |
| Philadelphia Athletics | OAK | -0.97 | 193809110_OAK_BOS |
| Brooklyn Dodgers | LAN | -0.47 | 193809110_LAN_SFN |
Based on accumulated WAA for this season up to 1938-09-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 4.84 | Russ Bauers | 208.7 | PIT |
| +034+ | 4.67 | Jumbo Brown | 82.7 | SFN |
| +038+ | 4.56 | Lefty Grove | 159.7 | BOS |
| +052+ | 3.17 | Dizzy Dean | 61.7 | CHN |
| +055+ | 3.08 | Bob Weiland | 215.3 | SLN |
| +059+ | 2.9 | Bill Swift | 128.7 | PIT |
| +063+ | 2.75 | Bill Lohrman | 126.7 | SFN |
| +068+ | 2.59 | Dick Errickson | 102.3 | ATL |
| +083+ | 1.67 | Milt Shoffner | 116.3 | ATL |
| +086+ | 1.61 | Johnny Lanning | 132.7 | ATL |
| +090+ | 1.54 | Curt Davis | 159 | SLN |
| XXXXX | 0.98 | Harry Eisenstat | 112.3 | DET |
| XXXXX | 0.84 | Roy Henshaw | 128.3 | SLN |
| XXXXX | 0.83 | Jack Wilson | 180.7 | BOS |
| XXXXX | 0.83 | Jack Russell | 89 | CHN |
| XXXXX | 0.82 | Max Macon | 115.3 | SLN |
| XXXXX | 0.75 | Slick Castleman | 89.7 | SFN |
| XXXXX | 0.73 | Ivy Andrews | 37 | NYA |
| XXXXX | 0.58 | Mace Brown | 111.3 | PIT |
| XXXXX | 0.31 | Clyde Shoun | 97.3 | SLN |
| XXXXX | -0.33 | Gene Schott | 79.7 | CIN |
| XXXXX | -0.33 | Ted Olson | 7 | BOS |
| XXXXX | -0.5 | Ralph Buxton | 3.3 | OAK |
| XXXXX | -0.55 | Ray Harrell | 60.7 | SLN |
| XXXXX | -0.57 | Randy Gumpert | 2.7 | OAK |
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