Chelsea's record over Arsenal is irrelevant, says Jose Mourinho

Ahead of Chelsea's trip to face Arsenal this Sunday, Jose Mourinho told reporters the club will make a late decision on the fitness of Diego Costa.

Arsene Wenger and Jose Mourinho will go head-to-head again on Sunday, live on Sky Sports 1 

Jose Mourinho's Chelsea side are undefeated against Arsenal in all 12 matches but the Blues boss says players don't care about statistics, ahead of Sunday's crucial Premier League clash.

Mourinho has seven wins and five draws over Arsene Wenger's Gunners and another victory at the Emirates Stadium this weekend would mean Chelsea need just three more points to be champions.