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Volume 12, Number 5—May 2006
THEME ISSUE
Tuberculosis Special Section

Research

Mycobacterium tuberculosis and Rifampin Resistance, United Kingdom

I-Ching Sam*1, Francis Drobniewski*Comments to Author , Philip More*, Melanie Kemp*, and Timothy Brown*
Author affiliations: *Health Protection Agency, London, United Kingdom

Main Article

Table 4

Mean time in days to culture MTBC from all primary specimens (including those from patients receiving treatment), stratified according to smear microscopy result*

AFB stain result PCR result
Positive (n) Negative (n) Equivocal (n) Total (n)
Positive 18.0 (747) 23.3 (51) 22.0 (9) 18.4 (807)
Negative 25.4 (35) 31.3 (84) 30.0 (6) 29.6 (125)
Not done 0 (0) 22.0 (1) 21.0 (1) 21.5 (2)
Total 18.4 (782) 28.2 (136) 24.9 (16) 19.9 (934)

*MTBC, Mycobacterium tuberculosis complex; PCR, polymerase chain reaction; AFB, acid-fast bacilli; n, no. of samples.

Main Article

1Current affiliation: University of Malaya, Kuala Lumpur, Malaysia

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