WHO ARE LIKELY TO BENEFIT FROM THE GOOD LIFE WITH OSTEOARTHRITIS IN DENMARK (GLAD) EXERCISE AND EDUCATION PROGRAM? AN EFFECT MODIFIER ANALYSIS FROM A RANDOMIZED TRIAL. (April 2022) - Henriksen, M.; Nielsen, S.M.; Christensen, R.; Kristensen, L.; Bliddal, H.; Bartholdy, C.; Ellegaard, K.; Hunter, D.J.; Altman, R.; Bandak, E.