BACKGROUND
The outcomes of immunosuppressive therapy, when added to supportive care, in patients with IgA nephropathy are uncertain.
METHODS
We conducted a multicenter, open-label, randomized, controlled trial with a two-group, parallel, group-sequential design. During a 6-month run-in phase, supportive care (in particular, blockade of the renin-angiotensin system) was adjusted on the basis o...