Table 2.
Invariant Natural Killer T Cell Enumeration in Cross-sectional Study Participants, by Diagnosis
| Patient Category | Dunn Multiple Comparisons Test | |||||||
|---|---|---|---|---|---|---|---|---|
| HIV–TB– | HIV–TB+ | HIV+TB– | HIV+TB+ | HIV–TB– vs HIV–TB+ | HIV–TB– vs HIV+TB– | HIV–TB– vs HIV+TB+ | HIV+TB– vs HIV+TB+ | HIV–TB+ vs HIV+TB+ |
| iNKT cell frequency, median per million CD3+CD19– live lymphocytes (IQR) | ||||||||
| 1700 (1125–2600) | 735 (253–1800) | 375 (198–1775) | 280 (62.7–1300) | .149 | .005 | .001 | >.999 | .731 |
| iNKT cell number, median cells/mL blood (IQR) | ||||||||
| 282 628 (151 100–487 870) | 88 580 (29 600–203 771) | 44 965 (19 635–219 669) | 24 439 (3789–119 449) | .044 | .002 | <.001 | .432 | .161 |
| CD4+ iNKT cells, median percentage (IQR) | ||||||||
| 44.5 (27.9–61.1) | 38.9 (16.3–67.1) | 13.67 (2.77–39.2) | 3.15 (0–39.6) | >.999 | .005 | <.001 | >.999 | .007 |
| CD4+ iNKT cell frequency, median per million CD3+CD19– live lymphocytes (IQR) | ||||||||
| 712 (451–1043) | 202 (78.8–601) | 100 (11.5–236) | 18.9 (0–148) | .016 | <.001 | <.001 | >.999 | .013 |
Abbreviations: HIV, human immunodeficiency virus; iNKT, invariant natural killer T; IQR, interquartile range; TB, tuberculosis. P values <.05 are highlighted in bold.