Pulmonary Medicine / 2012 / Article / Fig 1

Clinical Study

Levels of Interferon-Gamma Increase after Treatment for Latent Tuberculosis Infection in a High-Transmission Setting

Figure 1

The difference between the baseline and follow-up IGRA result according to the number of months elapsed between the completion of H treatment and the follow-up examination. IFN-γ levels were measured by QFT-IT and plotted for each study participant ( ). H = isoniazid; IFN-γ = interferon-gamma; QFT-IT = QuantiFERON TB Gold in Tube.