Karen Hernández Andrade has officiated 22 matches on record, averaging 4.8 cards and 19.8 fouls per game — a firm official. A player is dismissed roughly once every 2 games, and the spot is pointed to 0.32 times per match. Home teams win 68% of matches under him, drawing 18% and losing 14%. Most active in the Liga MX (16 matches). 36% of his bookings come after the 75th minute, with the first card around the 38'.