Frequency of innate-like lymphocytes. Values are median (interquartile range) unless otherwise specified.
| Variables | HC | AS | p |
|---|---|---|---|
| MAIT cell, % | 5.27 (3.18–7.49) | 1.62 (0.70–3.96) | 0.0001* |
| CD8+ MAIT cell, % | 32.70 (25.55–72.60) | 36.40 (25.08–47.65) | 0.9695 |
| MAIT cell DN for CD4 and CD8, % | 62.10 (43.45–71.15) | 55.40 (46.55–67.28) | 0.5594 |
| γδT cell, % | 2.40 (1.60–4.32) | 2.02 (1.39–3.74) | 0.5466 |
| NK cell, % | 12.10 (9.46–17.55) | 8.64 (6.87–14.18) | 0.1930 |
↵* p < 0.001 by Mann-Whitney U test. HC: healthy controls; AS: ankylosing spondylitis; MAIT: mucosal-associated invariant T; DN: double negative; NK: natural killer.