Table 2.

Comparison of CMV loads in plasma and leukocytes with blood culture results for patients with CMV retinitis

Specimens (no. of positive CMV blood cultures)ParameterValue for:
PlasmaLeukocytes
Alla(35)No. of specimens197d 197
% of blood culture-positive patient visits with detectable CMV load9194
No. of patient visits with detectable CMV load5168
% of patient visits with detectable CMV load with positive blood culture6349
Agreement between CMV blood cultures and CMV load (κ)0.680.53
Untreated patientsb (20)No. of specimens4444
% of blood culture-positive patient visits with detectable CMV load95100
No. of patient visits with detectable CMV load2836
% of patient visits with detectable CMV load with positive blood culture6856
Agreement between CMV blood cultures and CMV load (κ)0.560.31
Treated patientsc (15)No. of specimens153153
% of blood culture-positive patient visits with detectable CMV load8787
No. of patient visits with detectable CMV load2332
% of patient visits with detectable CMV load with positive blood culture5741
Agreement between CMV blood cultures and CMV load (κ)0.640.48
  • a At diagnosis of CMV retinitis and at follow-up visits.

  • b At diagnosis of CMV retinitis only.

  • c At follow-up visits only.

  • d There were two patient visits for which there was no blood culture result.