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Table 2 Prevalence of exposure and infection with B. persica and demographic characteristics in 103 cats as determined by DNA detection by PCR and antibody detection by ELISA

From: Infection and seroprevalence of Borrelia persica in domestic cats and dogs in Israel

Variable Number of cats PCR+ (%) Seropositive (%)a PCR+ or seropositive (%)b
Total 103 3 (2.9) 18 (17.5%) 20 (19.4%)
Sex
Female 56 1 (1.8) 6 (10.7) 7 (12.5)
Male 47 2 (4.3) 12 (25.5) 13 (27.65)
Statistical significance    χ2 = 2.931, df = 1, P = 0.087 χ2 = 2.847, df = 1, P = 0.092
Breed
Defined 11 0 (0) 4 (36.4) 4 (36.4)
Mixed 92 3 (3.3) 14 (15.2) 16 (17.4)
Statistical significance    χ2 = 1.757, df = 1, P = 0.185 χ2 = 1.210, df = 1, P = 0.271
Age
Juvenile 11 0 (0) 0(0) 0 (0)
Adult 92 3 (3.2) 18 (19.5) 20 (21.5)
Statistical significance    χ2 = 1.528, df = 1, P = 0.232 χ2 = 1.471, df = 1, P = 0.225
Antibiotic treatment
Yes 3 0 (0) 1 (33.3) 1 (33.3)
No 58 2 (3.9) 15 (25.8) 16 (15.7)
Unknown 42 1(2) 2 (4.76) 3 (18.4)
Statistical significance    *χ2 = 8.059, df = 2, P = 0.018 *χ2(2) = 6.889, P = 0.032
Habitat
Urban 85 0 (0) 15 (17.6) 15 (17.6)
Rural 18 3 (16.6) 3 (16.6) 5(27.8)
Statistical significance    χ2 = 0.0001, df = 1, P = 1 χ2 = 0.434, df = 1, P = 0.510
Climate
Mediterranean 70 2 (2.8) 11 (15.7) 12 (17.1)
Semi-arid 31 0 7 (22.5) 7 (22.5)
Arid 2 1 (50) 0 1 (50)
Statistical significance    χ2 = 1.134, df = 2, P = 0.567 χ2 = 1.413, df = 2, P = 0.493
Geographic area of residence
Central Israel 7 0 (0) 2 (28.6) 2 (28.6)
Jerusalem 42 1 (2.4) 5 (11.9) 5 (11.9)
Judean desert 29 0 (0) 7 (24.1) 7 (24.1)
Coastal plain 22 1 (4.5) 4 (18.2) 5 (22.7)
South-central Israel 3 1 (33.3) 0 (0) 1 (33.3)
Statistical significance    χ2 = 3.037, df = 4, P = 0.552 χ2 = 2.828, df = 4, P = 0.587
  1. *Statistically significant association
  2. aStatistical significance shown is based on serology results only
  3. bStatistical significance shown is based on combined serology and PCR results