There was no significant interaction of sex and weight loss on the effect of effusion-synovitis (p = 0.223) and Hoffa-synovitis progression (p = 0.758), respectively, or of sex and SCF decrease on the effect of effusion-synovitis (p = 0.191) and Hoffa-synovitis progression (p = 0.079), respectively. Here, KITLG is linked to synovitis.