TABLE 4.
IgG subclass antibodies to P. falciparum antigens in adults in the rainy and dry seasons
| Antigen | IgG1
|
IgG2
|
IgG3
|
IgG4
|
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rainy seasona
|
Dry seasonb
|
Rainy season
|
Dry season
|
Rainy season
|
Dry season
|
Rainy season
|
Dry season
|
|||||||||
| No.c | % | No.c | % | No.c | % | No.c | % | No.c | % | No.c | % | No.c | % | No.c | % | |
| CSP | 6 | 9.5 | 1 | 1.4 | 0 | 0.0 | 0 | 0.0 | 25 | 39.7 | 10 | 14.3d | 1 | 1.6 | 1 | 1.4 |
| TRAP | 3 | 4.8 | 4 | 5.7 | 1 | 1.6 | 1 | 1.4 | 21 | 33.3 | 4 | 5.7d | 15 | 23.8 | 13 | 18.6 |
| LSA-1 | 17 | 27.0 | 0 | 0.0d | 0 | 0.0 | 1 | 1.4 | 21 | 33.3 | 7 | 10.0d | 3 | 4.8 | 3 | 4.3 |
a
The total number of adults tested in the rainy season was 63.
b
The total number of adults tested in the dry season was 70.
c
Number of adults with IgG subclass antibodies (≥1.0 AU).
d
P < 0.001 for a comparison of the rainy season and the dry season, as determined by a χ2 test.