Table 3.
Assessment of various risk factors with regard to distribution of B. gibsoni infection.
| Risk factor | Parameter | Number | Blood smear (%) | PCR (%) |
|---|---|---|---|---|
| Age | 0–6 m | 34 | 2 (5.88) | 2 (5.88) |
| 6 m–1 y | 40 | 6 (15) | 12 (30) | |
| >1 y | 140 | 6 (4.28) | 19 (13.57) | |
| χ 2 value | 4.653 | 8.543* | ||
|
| ||||
| Sex | Male | 124 | 8 (6.45) | 18 (14.51) |
| Female | 90 | 6 (6.67) | 15 (16.67) | |
| χ 2 value | — | 0.066 | 0.246 | |
|
| ||||
| Breed | Labrador | 71 | 7 (9.85) | 16 (22.53) |
| German Shepherd | 34 | 3 (8.82) | 8 (23.52) | |
| Pug | 24 | 1 (4.16) | 2 (8.33) | |
| Others | 35 | — | 3 (8.57) | |
| Nondescript | 50 | 3 (6) | 4 (8) | |
| χ 2 value | — | 5.201 | 7.829 | |
|
| ||||
| Season | Summer | 64 | 5 (7.81) | 12 (18.75) |
| Rainy | 78 | 6 (7.69) | 14 (17.94) | |
| Winter | 72 | 3 (4.16) | 7 (9.72) | |
| χ 2 value | — | 0.004 | 1.827 | |
|
| ||||
| Total | 214 | 14 (6.54) | 33 (15.42) | |
*P < 0.05; others include Pomeranian (8), Saint Bernard (9), Dalmatian (3), Boxer (3), Great Dane (3), Cocker Spaniel (2), Rottweiler (4), and Napoleon Mastiff (2).