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Corticosteroid treatment and odds of persistent renal disease. Shown are the ORs (95% CIs) of persistent renal involvement after HSP diagnosis. A, Prospective; B, retrospective. An end point of 1 year was used for the Huber et al11 and Mollica et al14 studies and 6 months for the Ronkainen et al9 study. The box size in A is proportional to the inverse of the magnitude of the variance.
