Table 2.

Different discriminatory power of different typing methods used for 325 MTB strains

Method	No. of clustered strains	No. of clusters	Cluster size	Clustering rate (%)	HGDI score
					All strains	Beijing family	Other strains
Spoligotyping	310	16	2-263	90.46	0.3444	0.0375	0.9655
15-loci VNTR	105	35	2-6	21.54	0.9980	0.9892	0.9963
Spoligotyping and VNTR	87	26	2-5	18.77	0.9991	0.9932	0.9989