| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Scott | HOU | 7.11 | 198804150_CIN_HOU |
| Dwight Gooden | NYN | 4.47 | 198804150_SLN_NYN |
| Bob Welch | OAK | 4.13 | 198804150_CHA_OAK |
| Ted Higuera | MIL | 4.09 | 198804170_NYA_MIL |
| Orel Hershiser | LAN | 3.59 | 198804150_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Scott McGregor | BAL | -3.82 | 198804150_CLE_BAL |
| Rick Mahler | ATL | -3.62 | 198804160_ATL_LAN |
| Ed Whitson | SDN | -2.54 | 198804160_SFN_SDN |
| Steve Trout | SEA | -2.13 | 198804170_ANA_SEA |
| Chris Bosio | MIL | -1.74 | 198804160_NYA_MIL |
Based on accumulated WAA for this season up to 1988-04-17.
| Rank | WAA | Name | IP | Tm |
|---|
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