Clinical Factors Influencing Phenotype of HCMV-Specific CD8+ T Cells and HCMV-Induced Interferon-Gamma Production after Allogeneic Stem Cells Transplantation
Table 3
Univariate analysis of factors associated with “INF-γ” production.
Parameter
All patients
QuantiFERON-HCMV assay
Univariate
Reactive ()
Nonreactive ()
OR (95% CI)
value
Post-SCT HCMV replication (, (%))
Yes
13 (59.1)
11 (84.6)
2 (15.4)
11 (1.4–85.2)
0.026
No
9 (40.9)
3 (33.3)
6 (66.7)
Donor age (, (%))
40
12 (54.5)
9 (75)
3 (25)
3 (0.5–16.2)
0.378
40
10 (45.5)
5 (50)
5 (50)
Recipient age (, (%))
≥40
13 (59.1)
11 (84.6)
2 (15.4)
11 (1.4–85.2)
0.026
<40
9 (40.9)
3 (33.3)
6 (66.7)
Donor HCMV serology (, (%))
Positive
12 (54.5)
10 (83.3)
2 (16.7)
7.5 (1–54.1)
0.074
Negative
10 (45.5)
4 (40)
6 (60)
Recipient HCMV serology (, (%))
Positive
19 (86.4)
14 (73.7)
5 (26.3)
16.8 (0.8–418.6)
0.089
Negative
3 (13.6)
0 (0)a
3 (100)
Stem cell source (, (%))
Peripheral blood
11 (50)
10 (90.9)
1 (9.1)
17.5 (1.6–191.9)
0.024
Bone marrow
11 (50)
4 (36.4)
7 (63.6)
OR: odds ratio. CI: confidence interval. “Reactive” patients have an INF-γ production higher than 0.2 IU/mL. “Nonreactive” patients have less than 0.2 IU/mL. values < 0.05 were considered statistically significant.
aWe have added 0.5 to categories with 0 individuals using EPIDAT 3.1 software.