eFG%Effective Field Goal Percentage. Adjusts FG% to account for the extra value of three-point shots. Formula: (FGM + 0.5 x 3PM) / FGA.TS%True Shooting Percentage. Measures shooting efficiency including all shot types: field goals, three-pointers, and free throws. Formula: PTS / (2 x (FGA + 0.44 x FTA)).A/TOAssist-to-Turnover Ratio. The number of assists a player records for each turnover committed. Higher is better for ball-handlers.PIEPlayer Impact Estimate -- a single-number summary of a player's statistical contribution in a game. Same formula SportsVisio uses: PTS + FGM + FTM - FGA - FTA + DREB + 0.5xOREB + AST + STL + 0.5xBLK - PF - TOV.OREB / DREBOffensive and defensive rebounds, broken out separately. OREB are rebounds collected on your team's missed shot; DREB are rebounds off the opponent's miss. REB is the sum of the two.