Epidemiological Characterization of Drug Resistance among Mycobacterium tuberculosis Isolated from Patients in Northeast of Iran during 2012-2013

Table 5

Grading scale of smear positivity in sensitive and resistant isolates.

Grading scale of smear positivity	Sensitive	Resistance	value
1+	22 (32%)	4 (28%)	0.056
2+	11 (16%)	1 (7%)
3+	35 (52%)	9 (65%)
Total	68 (100%)	14 (100%)