Table 2.
Prevalence of microfilariae and filarial nematode species in the community dogs among three zones of Chiang Mai, Thailand.
| Zone | No. of Examined | Microfilariae (Woo’s Method) |
Filarial DNA (Molecular Techniques) |
|||
|---|---|---|---|---|---|---|
| % Positive (no.) |
B. pahangi Infection (n1) |
D. immitis Infection (n2) |
Dual Infection (n3) |
Total (n1 + n2 − n3) |
||
| North | 104 | 2.88 (3) a, b | 3.85 (4) | 9.62 (10) | 0 | 13.46 (14) |
| Central | 135 | 11.11 (15) b | 10.37 (14) | 14.07 (19) | 2 | 22.96 (31) |
| South | 98 | 3.06 (3) a | 10.20 (10) | 12.24 (12) | 0 | 22.45 (22) |
| Total | 337 | 6.23 (21) | 8.31 (28) | 12.17 (41) | 2 | 19.88 (67) |
a, b values in the same column with different superscripts are statistically different (p < 0.05); n1, n2, n3 are the number of positive cases.