P2‐582: RESULTS FROM THE INTENSE PHYSICAL ACTIVITY AND COGNITION (IPAC) STUDY: A RANDOMIZED CONTROLLED TRIAL OF PHYSICAL ACTIVITY INTERVENTION AND EXECUTIVE FUNCTION IN COMMUNITY DWELLING OLDER ADULTS. (1st July 2019) - Frost, Natalie; Weinborn, Michael; Gignac, Gilles E.; Markovic, Shaun; Rainey-Smith, Stephanie R.; Sohrabi, Hamid R.; Martins, Ralph N.; Peiffer, Jeremiah J.; Brown, Belinda M.