Last week against the Arizona Cardinals, the Detroit Lions coverage team was at their best. Kyler Murray, who was coming off a performance that included a perfect passer rating against the Los Angeles Rams, was stymied almost completely. He completed just 61.7% of his passes for only 6.1 yards per attempt and a 76.5 passer rating.
While the entire Lions defense deserves props for their performance, one specific stat from PFF really highlights how excellent Detroit’s coverage was on defense. A new statistic that they call “lockdown percentage” is defined as this:
This metric focuses on coverage, measuring how well a defender prevents a receiver from getting open.