Clinical Evaluation of COBAS TaqMan PCR for the Detection of Mycobacterium tuberculosis and M. avium Complex

Table 3

M. intracellulare PCR positivity rates according to fluorescent staining from Apr 2007 to Mar 2011.

Fluorescent staining	Sputum			BF			Total
	PCR+	No	%	PCR+	No	%	PCR+	No	%
—	10	16	62.5	1	6	16.7	11	22	50.0
1+	14	14	100	3	3	100	17	11	100
2+	26	30	86.7	6	6	100	32	36	88.9
3+	12	12	100	0	0		12	12	100
Total	62	72	86.1	10	15	66.7	72	87	82.8

G: gaffky scale.
BF: bronchofiberscopy.