Proportion of patients who reconstituted CMV-specific CD4⁺ Th and CD8⁺ CTL function at 3 months when receiving 0, less than or equal to 1 mg/kg/d steroids, or greater than or equal to 2 mg/kg/d in the 2 weeks preceding sample collection.P < .0001 for CD4⁺ and P = .002 for CD8⁺ (test for trend).