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Volume 10, Number 9—September 2004

Perspective

New Measurable Indicator for Tuberculosis Case Detection

Martien W. Borgdorff*†Comments to Author 
Author affiliation: *KNCV Tuberculosis Foundation, the Hague, the Netherlands; †University of Amsterdam, Amsterdam, the Netherlands

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Table

The patient diagnostic rate in China, Philippines, and Koreaa,b

Notification rate smear-+ TB per 100,000 Prevalence rate smear-+ TB per 100,000 PDR Ref
China, 2000 17 72 0.24 10,11
Philippines, 1997 118 229 0.51 12,13
Korea, 1995 26 60 0.43 14,15

aTB, tuberculosis; +, postive; PDR, patient diagnostic rate; ref, reference number.
bIn the Philippines, total prevalence was 310/100,000. Of 50 cases with drug susceptibility results and known treatment history, 37 (74%) had not been previously treated. The assumption was that 74% of prevalent smear-positive patients had not been previously treated. In Korea, total prevalence was 93/100,000. The prevalence of new smear-positive TB was obtained from the unpublished survey report.

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