Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 13, Number 4—April 2007

Research

Diagnosis of Tuberculosis by an Enzyme-Linked Immunospot Assay for Interferon-γ

Jann-Yuan Wang, Chien-Hong Chou, Li-Na Lee, Hsiao-Leng Hsu, I-Shiow Jan, Po-Ren HsuehComments to Author , Chuan-Liang Kao, and Kwen-Tay Luh

Author affiliations: *National Taiwan University Hospital, Taipei, Taiwan, Republic of China;

Main Article

Table 2

Correlation between results of enzyme-linked immunospot (ELISPOT) assay and diagnosis of 65 patients suspected of having tuberculosis (TB), Taiwan, 2005

Results of acid-fast smears (no. samples) No. samples
Sensitivity (%) Specificity (%) Predictive value (%)
TB (n = 39)
No TB (n = 26)
Positive Negative
ELISPOT (+) ELISPOT (–) ELISPOT (+) ELISPOT (–)
Positive (33) 19 3 3 8 86.4 72.7 86.4 72.7
Negative (32) 15 2 0 15 88.2 100 100 88.2
Total (65) 34 5 3 23 87.2 88.5 91.9 82.1

Main Article

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO