Table 2.
Risk factors for Japanese encephalitis virus (JEV) seropositivity in cats
| Risk factors | n | JEV Ab− (%) |
JEV Ab+ (%) |
OR | 95% CI | P value | |
|---|---|---|---|---|---|---|---|
| Cat (n = 90) | |||||||
| Source | Same area Same district |
58 32 |
79.3 96.9 |
20.7 3.1 |
1.545 0.191 |
1.214–1.967 0.029–1.281 |
P = 0.023 Ref |
| Gender | Male Female |
47 43 |
83.7 87.2 |
16.3 12.8 |
1.152 0.867 |
0.66–2.010 0.465–1.617 |
P > 0.05 Ref |
| Age | Young Adult |
22 68 |
54.5 95.6 |
45.5 4.4 |
4.936 0.273 |
0.101–0.741 2.711–8.985 |
P = 0.000 Ref |
| Breed | Local Import |
85 5 |
88.2 40.0 |
11.8 60.0 |
0.790 8.885 |
0.585–1.066 1.640–48.146 |
P = 0.003 Ref |
| Healthy status | Sick Healthy |
50 40 |
86.0 85.0 |
14.0 15.0 |
0.964 1.045 |
0.561–1.656 0.552–1.980 |
P > 0.05 Ref |
| Owner | Shelter Personal |
45 45 |
82.2 88.9 |
17.8 11.1 |
1.281 0.740 |
0.786–2.087 0.360–1.522 |
P > 0.05 Ref |
| Collection area | |||||||
| Locality | Selangor Perak |
72 18 |
88.9 72.2 |
11.1 27.8 |
0.740 2.278 |
0.476–1.151 0.976–5.317 |
P > 0.05 Ref |
| Urban Rural |
70 20 |
90.0 70.0 |
10.0 30.0 |
0.658 2.538 |
0.394–1.101 1.194–5.398 |
P = 0.025 Ref |
|
| Stagnant water | Yes No |
16 74 |
75.0 87.8 |
25.0 12.2 |
1.974 0.820 |
0.751–5.193 0.564–1.193 |
P > 0.05 Ref |
| Paddy field | Yes No |
- 90 |
NA 85.5 |
NA 14.4 |
NA NA |
NA NA |
Ref Ref |
| Ardeid birds (presence) | Yes No |
16 74 |
75.0 87.8 |
25.0 12.2 |
1.974 0.820 |
0.751–5.193 0.564–1.193 |
P > 0.05 Ref |
| Mosquitoes (presence) | Yes No |
90 – |
85.6 NA |
14.4 NA |
NA NA |
NA NA |
Ref Ref |
Ab− = antibody-positive; Ab+; OR = odds ratio; CI = confidence interval, NA = not applicable, Ref = reference category