TABLE 4.

Analysis of IS6110 clusters

Type of IS6110 clusters in each countrya	No. of IS6110 copiesb	No. of isolatesc	No. of isolates subclassified with:
			IS1081	PGRS
CA of China	11	2	None	None
CB of China	11	2	None	None
CC of China	10	2	None	None
CD of China	20	2	None	2
MGA of Mongolia	22	3	None	None
MGB of Mongolia	21	2	None	None
MGC of Mongolia	21	2	None	None
MGD of Mongolia	21	2	None	None
HA of Hong Kong	21	2	None	None
KA of Korea	10	4	None	None
KB of Korea	16	2	None	None
KC of Korea	12	2	None	None
KD of Korea	10	2	None	None
KE of Korea	14	3	None	None
KF of Korea	12	2	None	2
PA of Philippines	13	2	None	None
TA of Thailand	1 (1.5 kb)	6	2	6
TB of Thailand	1 (4.5 kb)	2	None	2
MA of Malaysia	1 (1.5 kb)	7	3	7
MB of Malaysia	1 (4.5 kb)	3	None	None
MC of Malaysia	11	2	None	None
VA of Vietnam	1 (1.3 kb)	10	None	5
VB of Vietnam	1 (1.5 kb)	2	2	2
VC of Vietnam	18	2	None	2

^aThe first letter is the initial of the country; the second one is a serial indication of clusters. 

^bMost clusters in Thailand, Malaysia, and Vietnam had a single copy of IS6110. Numbers in parentheses indicate the fragment size in the clusters. 

^cNumber of isolates belonging to each cluster.