Table 2.

Composition of study groups and number and percentage of patients with a positive result in the dipstick assay

Country or stateCase patientsNoncase patients
No. of patients (% of patients with paired sera)No. of seraNo. (%) of patients with a positive resultNo. of patients (% of patients with paired sera)No. of seraNo. (%) of patients with a positive result
Barbados44 (100)8843 (97.7)90 (46.7)1322 (2.2)
Hawaii34 (91.2)7926 (88.2)167 (65.3)28720 (12.0)
India63 (0)6349 (77.8)100 (0)1001 (1.0)
Kenya165 (0)1651 (0.6)
New Zealand34 (82.3)6131 (91.2)110 (32.7)14915 (13.6)
Philippines53 (0)5349 (92.5)18 (0)182 (11.1)
Puerto Rico7 (42.9)107 (100)97 (17.5)1145 (5.2)
Russia46 (8.6)5042 (91.3)41 (12.2)467 (17.1)
Seychelles75 (100)15159 (78.7)43 (72.1)744 (9.3)
Surinam
 Study I51 (0)5145 (88.2)135 (0)13527 (20.0)
 Study II44 (13.6)5144 (100)26 (11.5)294 (14.8)
The Netherlands17 (76.5)4016 (94.1)411 (11.9)44017 (4.1)
Thailand17 (76.5)3213 (76.5)110 (40.9)1615 (4.6)