TABLE 6.

Distribution of 33 drug-resistant M. tuberculosis isolates by determination of MICs of RPT and RMP

Culture medium and RMP MIC (μg/ml)	No. of isolates for which the RPT MIC (μg/ml) was as follows:				Total
	2.0	4.0	8.0	>8.0
7H10 and 7H11 agar plates
2.0	0	0	0	0	0
4.0	0	0	1	2	3
8.0	0	1	0	1	2
>8.0	0	0	3	25	28
Total	0	1	4	28	33
BACTEC 7H12 broth
4.0		0	0	0	0
8.0		0	6	0	6
>8.0		0	5	22	27
Total		0	11	22	33