argenx SE (ARGX) Won Its Phase 3 Myositis Trial. How Much Does the Subgroup Miss Matter?

argenx SE (NASDAQ:ARGX) delivered a clearly positive headline result from the Phase 3 ALKIVIA trial. VYVGART Hytrulo produced a 15.4-point mean advantage over placebo on the Total Improvement Score, or TIS, at Week 52 in the combined immune-mediated necrotizing myopathy and dermatomyositis population. The difference was statistically significant, with a p-value of 0.0011. The result […]