TABLE 1

Numbers of patients exhibiting various DV IgM-positive reactivity patterns and IgG avidity, segregated by age group and place of patient residence

Age group (yr)No. of patients with indicated reactivity pattern (avidity) residing in:
Caribbean islandsU.S. mainland
IgM+IgGIgM+IgG+ (low)IgM+IgG+ (high)IgM+IgGIgM+IgG+ (low)IgM+IgG+ (high)
≤2028034233952854
21–40114819915576140
41–60651022013286211
>6038151583230120
Total49767810414220525