TABLE 2.

Performances of the three typing methods tested with 40 unrelated isolates

Typing method	Typeability (%)	Discriminatory power
		No. of types	DIa
Ribotyping with HaeIII	75	30	0.94
PCR-RFLP analysis by digestion of:
ureAB with HaeIII	100	20	0.96
ureAB with BamHI + HindIII	100	7	0.71
ureC with HaeIII + HindIII	100	11	0.89
ureC with Sau3A	100	27	0.97
RAPD analysis with:
Primer 1254	100	38	0.99
Primer 1247	100	38	0.99
Primer 1281	100	40	1

^aDI according to Hunter and Gaston (28).