Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2006 Dec 20;1(1):e68. doi: 10.1371/journal.pone.0000068

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

Hill et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

PMC Copyright notice

Percent positive for each test by exposure category.

A. PPD ELISPOT positive and percent PPD skin test positive for those with a result for both tests (n = 691).

PPD ELISPOT positivity is represented according to a predetermined 10 spot cut-off (PPD ELISPOT 10) as well as an alternative 5 spot cut-off (PPD ELISPOT 5).

PPD skin test positivity is represented according to a predetermined 10 mm induration cut-off as well as 2 alternative cutoffs: 5 mm and 15 mm.

B. ESAT-6/CFP-10 ELISPOT positivity represented according to a predetermined 10 spot cut-off (EC ELISPOT 10) as well as an alternative 5 spot cut-off (EC ELISPOT 5).