Finishes: Colors & Stains

The high intra-class correlation coefficients (ranged from 0.88 to 1.00) and low standardized typical errors (varied from 0.00 to 0.37) of different match actions and indicators of individual outfield players showed a high level of inter-operator reliability as well.

Although Opta make every effort to ensure their data collection is as accurate as possible, they can sometimes review the statistics and make amendments.