Table 1.

Comparison of sensitivity of detection of mixed M. tuberculosis infections by VNTR typing and by combined typing with IS6110 RFLP and spoligotyping

Pattern by IS6110 RFLP and spoligotyping combined	No. of isolates showing the following by 15-locus VNTR typing:
	Double alleles at two or more loci	Double allele at one locus	All single alleles	Total
Mixed infection
Yes	29	2	8	39
No	31	60	1,118	1,209
Total	60	62	1,126	1,248