Table 7.
NK responses to M. bovis-CFP stimulation in BCG and unvaccinated groups.
| Immune responses† | Total (n = 121) | Unvaccinated (n = 61) | Revaccinated with BCG (n = 60) | P -value* |
|---|---|---|---|---|
| NK IFN - γ+ cells | ||||
| Day 1 | 3.08 (1.70-4.66) | 3.08 (1.42-4.60) | 3.07 (1.76-5.02) | 0.63 |
| Day 15 | 4.00 (2.48-7.56) | 3.87 (2.52-6.59) | 4.08 (2.20-8.52) | 0.74 |
| NK TNF - α+ cells | ||||
| Day 1 | 8.14 (2.84-14.35) | 7.90 (2.68-13.79) | 8.33 (2.83-15.66) | 0.60 |
| Day 15 | 8.50 (2.69-16.97) | 9.24 (2.57-17.32) | 8.42 (2.80-16.32) | 0.90 |
| IFN fold of increase | 1.48 (0.70-2.93) | 1.44 (0.70-3.10) | 1.52 (0.51-2.86) | 0.83 |
| TNF fold of increase | 0.94 (0.52-1.86) | 0.86 (0.44-1.70) | 1.01 (0.60-1.99) | 0.26 |
*Mann-Whitney U test; †Results are presented as median (IQR).