Overall Drive Efficiency is a measure of how well a team's offense performs on a per-drive basis normalized to the defenses they have faced minus the overall drive efficiency of their defense normalized to the offenses they have faced. Lower is better. It also takes into account the situation of the game when the drive started. The week selected will take into account all games that year including the week selected.

Overall Turnover Propensity is the likelihood a team's offense will turn the ball over on a per-drive basis normalized to the defenses they have faced minus the turnover propensity of their defense normalized to the offenses they have faced. Lower is better. It also takes into account the situation of the game when the drive started. The week selected will take into account all games that year including the week selected.