TABLE 2.

Detection of M. tuberculosis DNA from auramine-rhodamine-positive smears from sputum samples by real-time PCR

Acid-fast bacillus counta	No. of samples	No. of samples with the indicated result by:
		rpoB PCR		katG PCR		inhA PCR
		Positive	Negative	Positive	Negative	Positive	Negative
1 to 9/10 fields	85	84	1	83	2	84	1
1 to 9/field	97	94	3	93	4	94	3
>9/field	23	22	1	22	1	22	1
Total	205	200	5	198	7	200	5

^aSee Table 1, footnote a.