Table 3 Prevalence of exposure and infection with B. persica and clinical characteristics in dogs as determined by PCR followed by DNA sequencing and antibody detection by ELISA
From: Infection and seroprevalence of Borrelia persica in domestic cats and dogs in Israel
Variable | Number of dogs tested | PCR+ (%) | Seropositive (%)a | PCR+ or seropositive (%)b |
|---|---|---|---|---|
Fever | ||||
Yes | 9 | 0 (0) | 0 (0) | 0 (0) |
No | 178 | 4 (2.2) | 19 (10.7) | 23 (12.9) |
Total | 187 | 4 (2.1) | 19 (10.2) | 23 (12.3) |
Statistical significance | χ2 = 0.220, df = 1, P = 0.639 | χ2 = 0.399, df = 1, P = 0.528 | ||
Lethargy | ||||
Yes No Total | 16 126 142 | 1 (6.3) 4 (3.1) 5 (3.5) | 1 (6.3) 14 (1.1) 15 (10.6) | 1 (6.3) 18 (14.3) 19 (13.3) |
Statistical significance | χ2 = 0.027, df = 1, P = 0.870 | χ2 = 0.250, df = 1, P = 0.617 | ||
Bleeding | ||||
Yes No Total | 10 186 196 | 0 (0) 4 (2.15) 4 (2) | 1 (10) 19 (10.2) 20 (10.2) | 1 (10) 23 (12.3) 24 (10.2) |
Statistical significance | χ2 = 0.0001, df = 1, P = 1 | χ2 = 0.0001, df = 1, P = 1 | ||
Inappetence | ||||
Yes No Total | 22 173 195 | 1 (4.5) 3 (1.7) 4 (2) | 1 (4.5) 19 (11) 20 (10.3) | 2 (0.9) 22 (12.9) 24 (12.3) |
Statistical significance | χ2 = 0.318, df = 1, P = 0.573 | χ2 = 0.020, df = 1, P = 0.886 | ||
Icterus | ||||
Yes No Total | 3 186 189 | 0 (0) 4 (2.1) 4 (2.1) | 0 (0) 20 (10.7) 20 (10.6) | 0 (0) 24 (12.9) 24 (12.7) |
Statistical significance | χ2 = 0.0001, df = 1, P = 1 | χ2 = 0.0001, df = 1, P = 1 | ||
Anemia | ||||
Yes No Total | 10 185 195 | 0 (0) 3 (1.6) 3 (1.5) | 1 (10) 19 (10.3) 20 (10.3) | 1 (10) 22 (11.9) 23 (11.8) |
Statistical significance | χ2 = 0.0001, df = 1, P = 1 | χ2 = 0.0001, df = 1, P = 1 | ||
Thrombocytopenia | ||||
Yes No Total | 9 191 200 | 0 (0) 3 (1.5) 3 (1.5) | 4 (44.4) 16 (8.4) 20 (10) | 4 (44.4) 19 (9.9) 23 (11.5) |
Statistical significance | *χ2 = 8.739, df = 1, P = 0.003 | *χ2 = 6.946, df = 1, P = 0.008 | ||