“…Performance metrics including earned run average, walks + hits per innings pitched, and innings pitched (IP) were averaged for one and all seasons played before and after injury. …”
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“…Historically, performance after return to play (RTP) from injury has focused on general descriptive statistics, such as innings or games played, or rate statistics with inherent variability (eg, earned run average, walks and hits per inning pitched, strikeouts per 9 innings, or walks per 9 innings). …”
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“…(p ≤ 0.05) and for AT in Walks plus Hits per Inning Pitched (WHIP) (p ≤ 0.05) and Earned Run Average (ERA) (p ≤ 0.05). Significant relationships between VO(2 max) and Walks per 9 Innings (BB/9) (p ≤ 0.05), Home Runs per 9 innings (HR/9) (p ≤ 0.05), Wins (W) (p ≤ 0.05), Fielding Independent Pitching (FIP) (p ≤ 0.01), Strikeouts (K) (p ≤ 0.01), Hits per 9 innings (H/9) (p ≤ 0.01), Strikeouts per 9 innings (K/9) (p ≤ 0.01), ERA (p ≤ 0.01), and WHIP (p ≤ 0.01). …”
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“…Data collected included the following player statistics: earned run average (ERA), walks plus hits per inning pitched (WHIP), and innings pitched (IP). …”
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“…The authors evaluated patient characteristics and performance metrics, including wins, losses, win percentage, earned run average, innings pitched, walks and hits per inning pitched, for the 2 seasons before and after the procedure. …”
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“…Performance data collected consisted of ERA (earned run average), WHIP (walks plus hits per innings pitched), walks, strikeouts, and percent strikes. …”
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“…For 20 pitchers who returned to pitch, MLB pitching metrics of earned run average (ERA), walks plus hits per innings pitched (WHIP), wins above replacement (WAR), strikeouts per nine innings (K/9), average fastball velocity, and strike percentage, were used to assess a pitcher’s ability to return to preoperative performance level. …”
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“…The presence of a posterior superior humeral cyst was associated with decreased strikeout rates at 2 and 3 years, the presence of a labral tear was associated with decreased earned run average (ERA) at 3 years and decreased career strikeout percentages, and increased capsular signal was associated with decreased 5-year ERA. …”
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“…HYPOTHESIS: There is a high rate of RTS in professional baseball pitchers following LD/TM tears with no significant difference in rate of RTS or performance, specifically related to the primary outcome performance variables of earned run average (ERA), WHIP ((walks +hits)/innings pitched), fielding independent pitching (FIP), and wins above replacement (WAR)) between cases and controls for both operative and non-operative treatment. …”
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“…HYPOTHESIS: There is a high rate of RTS in professional baseball players undergoing isolated ulnar nerve decompression/transposition with no significant difference in RTS rate or performance (specifically related to the primary outcome performance variables of earned run average (ERA), WHIP ((walks +hits)/innings pitched), wins above replacement (WAR), and on base + slugging percentage (OPS)) between cases and controls. …”
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“…Draft status, overall draft rank, missed games, batting average, and earned run average for the first 2 seasons of MLB play were obtained for all available players. …”
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“…We evaluated the changes in 5 statistical performance indicators: earned run average (ERA), fielding independent pitching (FIP), walks plus hits divided by innings pitched (WHIP), winning percentage (WPCT), and innings pitched (IP). …”
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“…There was no difference in player performance (including batting average, on-base percentage, and slugging for batters; earned run average, fielding-independent pitching, and walks plus hits per inning pitched for pitchers) after concussion at any time point (30 days, 1 year, or career) when comparing these statistics before versus after the MLB concussion protocol. …”
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“…Fastball usage may also decrease after UCLR. Changes in earned run average and walks plus hits per inning pitched were inconclusive. …”
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“…Game statistics, including draft round, missed games, batting average (BA), and earned run average (ERA) for the first 2 seasons of MLB play were obtained for all available players, Players were matched for position, and confounders were analyzed for age, draft round using ANOVA analysis. …”
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“…Performance data included innings pitched (IP), games played (GP), earned run average (ERA), complete GP, shutouts, saves, hits, runs, home runs (HR), walks, strikeouts (K), walks plus hits per IP (WHIP), and earned runs (ER). …”
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“…Pitchers undergoing UCLR had significantly (p<0.05) fewer losses, a lower losing percentage, and lower earned run average (ERA) following surgery (versus pre-surgery). …”
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“…Statistical data including earned run average (ERA), walks and hits per innings pitched (WHIP), win percentage, innings pitched, and salary were compared for the 3 years before and 3 years after undergoing UCL reconstruction. …”
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“…Data obtained included time to return to competition, number of collegiate seasons played after surgery, total games started and played, seasonal wins, losses, saves, innings played, hits, earned run average (ERA), home runs, shutouts, strikeouts, walks, and walks plus hit per inning pitched (WHIP). …”
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“…METHODS: Inclusion criteria were baseball pitchers who entered the Major League System from 1989-1992 only including those with no missing information for the following variables: Average Innings pitched per year before and after age 25, Earned Run Average (ERA), Walks and Hits divided by Innings Pitched (WHIP), Strike to Walk ratio (SWR), Strikeouts, Walks, Length of career, starting and Retirement age. 96 pitchers met those criteria. …”
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