Figure 2
Active CMV infection stratification by diagnostic test. Absolute and relative number of patients with positive CMV samples stratified for diagnostic assays (n = 27). Active CMV infection: ≥ 1 cell pp65 positive/3 × 105 PML, and/or 2 or more consecutive positive nested-PCR and/or load CMV ≥ 418.4 copies/104 PBL by real-time PCR. All tests were performed weekly from aliquots of the same blood sample