TABLE 1.

Results of PFGE strain types by CHAR^a

CHAR	PFGE strain type(s) (no. of isolates)	Total no. of isolates
1	M1 (135), -2 (11), -3 (67), -4 (23), -5 (5), -6 (6), -7 (6), -8 (2), -9 (2), -10 (15), -11 (12), -12 (2), -13 (2), -14 (3), -15 (3), -16 (2), -17 (2), -18 (3), -19 (6), -21 (2), -22 (1), -23 (3), -25 (4), -26 (2), -27 to -65 (1 each), -68 (1), -72 (1), -73 (1)	361
2	M23 (2)	2
4	M3 (2), -11 (1), -24 (2), -27 (1), -70 (1)	7
5	M67 (1), -71 (1)	2
8	M20 (2), -22 (1), -23 (1)	4
9	M66 (1)	1
11	M3 (1), -69 (1)	2

^aSee Fig. 1 for region designations.