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| Area | IgG (+) IgM (-) | P Value | IgG (-) IgM (+) | P Value | Total |
|---|---|---|---|---|---|
| Rural | 128 (25.5) | < 0.5 | 4 (0.7) | < 0.06 | 431 (86) |
| Urban | 7 (1.3) | < 0.5 | - | - | 70 (13.9) |
| Total | 135 (100) | 4 | 501 |
a Data are presented in No. (%).
