TABLE 2.

Number and percentage of initial V. cholerae isolates in household contacts differing from the index genotype in that household at each VNTR locus

Condition (no. of isolates)No. (%) of isolates differing at:
Large-chromosome lociSmall-chromosome loci
VC0147VC0437VC1650VCA0171VCA0283
Overall (146)35 (24)30 (21)36 (25)61 (42)58 (40)
Contact isolate matches index serogroup and serotype (127)25 (20)16 (13)19 (15)45 (35)44 (35)
Contact isolate does not match index serogroup or serotype (19)10 (53)14 (74)17 (89)16 (84)14 (74)