Volume 17, Number 3—March 2011
Dispatch
Distinguishing Tuberculosis from Nontuberculous Mycobacteria Lung Disease, Oregon, USA
Figure
![Positive predictive values (PPV) for tuberculosis of demographic and clinical factors in combination. TB, tuberculosis; COPD, chronic obstructive pulmonary disease; *9 patients missing birthplace; †45 patients missing birthplace.](/https/wwwnc.cdc.gov/eid/images/10-1164-F1.jpg)
Figure. Positive predictive values (PPV) for tuberculosis of demographic and clinical factors in combination. TB, tuberculosis; COPD, chronic obstructive pulmonary disease; *9 patients missing birthplace; †45 patients missing birthplace.
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