Table 3. Discriminatory ability comparison among the spoligotyping and 24 MIRU-VNTR methods and the combination of both in detecting genetic similarities.

Variability	Genotyping methods
	Spoligotyping	24-loci MIRU-VNTR	Combination of spoligotyping and 24-loci MIRU-VNTR
Total profiles (n)	10	28	29
Orphan patterns (n)	4	22	24
Number of isolates by clusters	2–14	2–4	2–4
Number of grouped isolateds (n) (%)	33 (89.2%)	15 (40.5%)	13 (35.1%)
Discriminatory index (HGDI)	0.810	0.980	0.982