Research Article

Tuberculin Skin Tests versus Interferon-Gamma Release Assays in Tuberculosis Screening among Immigrant Visa Applicants

Table 2

Mean, median, and interquartile range for TB response.

ā€‰Negative QFT-GPositive QFT-G

Count811352
Mean (IU/mL)0.053.91
Median (IU/mL)0.301.53
Interquartile range (IU/mL)0.103.60

QFT-G: QuantiFERON-TB Gold test.