Signature Stat Spotlight: Offensive Line

PFF's in-depth charting and advanced stats look beyond the box score to identify key metrics otherwise overlooked across all positions in the NFL. This “Signature Stat Spotlight” series will walk readers through the varying advanced stats and metrics we track for every player at every position in every game.

[Editor’s Note: To dive into PFF’s grading system and Premium Stats 2.0, subscribe to PFF’s ELITE – Monthly or ELITE – Annual subscription.]

Hurries, hits and sacks allowed all come into play for offensive linemen, as does PFF’s pass-blocking efficiency metrics, which measures pressures allowed on a per-snap basis with weighting toward sacks allowed. The formula: 1 – (Sacks + Hits) / (2)…