TABLE 1.
Age group (yr) | Orissa plain
|
Orissa forest
|
Manhiça
|
||||||
---|---|---|---|---|---|---|---|---|---|
n | No. (%) of responders to rDBLα | n | No (%) of responders to rDBLα | n | No. (%) of responders
|
||||
rDBLα | MSP-1 | EBA-175 | AMA-1 | ||||||
1-2.5 | 7 | 0 (0) | 6 | 2 (33.3) | 30 | 5 (16.7) | 15 (50.0) | 10 (33.3) | 20 (66.7) |
2.5-5 | 20 | 0 (0) | 17 | 10 (58.8) | 30 | 16 (53.3) | 17 (56.7) | 14 (46.7) | 22 (73.3) |
5-7.5 | 15 | 1 (6.7) | 33 | 28 (84.8) | |||||
7.5-15 | 28 | 4 (14.3) | 170 | 150 (88.2) | |||||
15-25 | 9 | 0 (0) | 36 | 33 (91.2) | 54 | 53 (98.1) | 27 (50.0) | 37 (68.5) | 51 (94.4) |
25-35 | 8 | 0 (0) | 62 | 57 (91.9) | 24 | 23 (95.8) | 11 (45.8) | 15 (62.5) | 21 (87.5) |
>35 | 18 | 2 (11.1) | 110 | 100 (90.9) | 27 | 26 (96.3) | 19 (70.4) | 22 (81.5) | 26 (96.3) |
P values for differences in seroprevalence between age groups (Fisher's test) were 0.388, <0.001, <0.001, 0.382, 0.001, and 0.001 for the Orissa plain and forest groups and the Manhiça rDBLα, MSP-1, EBA-175, and AMA-1 groups, respectively.