Table 3

Immunological characteristics of the 97 elderly patients with NI according to the initial site of infection

Lung

n = 45

Urinary tract

n = 33

Other sites

n = 19

p value


IRP+

17(37.8%)

7(22.5%)

5(26.3%)

0.36


CD4/CD8 < 1

6(13.9%)

4(12.1%)

0 (0%)

0.26


CD8 T-cells > 600

9(20.9%)

4(12.1%)

4(21.5%)

0.60


CD28-CD8+ T-cells > 300

17(37.7%)

9(30%)

5(27.7%)

0.73


Positive CMV serology

39 (86.6%)

22 (68.7%)

15 (78.9%)

0.16


Patients with infection at several sites were classified based on the site involved initially.

Plonquet et al. Immunity & Ageing 2011 8:8   doi:10.1186/1742-4933-8-8

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