Participants in the ASPIRE-Group arm lost significantly more weight at 12 months than those in the other two treatment arms ( -2.8 kg , 95 % CI = -3.8 , -1.9 , in ASPIRE-Group vs -1.4 kg , 95 % CI = -2.4 , -0.5 , in ASPIRE-Phone and -1.4 kg , 95 % CI = -2.3 , -0.4 ) in MOVE !