Table 3.

IFN-γ protein levels in the active TB, latent TB, and healthy control groups.

Group	N	Mean	SD	SE	95% CI		p
Active TB	50	73.92	48.77	6.89	60.05	87.78	<0.001
Latent TB	33	33.75	39.16	6.18	19.86	47.64
Healthy control	30	0.42	0.21	0.03	0.34	0.50

Key: SD, standard deviation; SE, standard error of the mean.