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Mean Pre- and Postinjury Performances of All Injured Pitchers Returning to Playa
| Pitching Statistic | Preinjury | Postinjury | P Value |
|---|---|---|---|
| ERA | 4.86 | 4.80 | .450 |
| WHIP | 1.34 | 1.44 | .109 |
| IP | 101.08 | 65.53 | .004 |
aThe only statically significant measure of performance was IP (P = .011). ERA, earned run average; IP, innings pitched; WHIP, walks plus hits per inning pitched.
