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Table 2 Ehrlichia canis/E. ewingii seroprevalence (rapid test results) analyzed by age, lifestyle and location

From: Mapping the canine vector-borne disease risk in a Mediterranean area

VariableDescriptive statisticsModel-adjusted statisticsa
nPositive (%)95% CI (%)LSM ± SE (%)95% CI (%)P-value
Total115487 (7.5)6.1–9.2   
Age (years)
 ≤ 352736 (6.8)4.8–9.36.8 ± 1.15.0–9.30.4245
 > 3–631628 (8.9)6.0–12.68.9 ± 1.66.2–12.5
 > 6–1229220 (6.8)4.2–10.46.8 ± 1.54.5–10.4
 > 12193 (15.8)3.4–39.615.8 ± 8.45.2–39.2
Lifestyle
 Indoors55045 (8.2)6.0–10.88.2 ± 1.26.2–10.80.9994
 Outdoors60442 (7.0)5.1–9.37.0 ± 1.05.2–9.3
Location
 Crete69047 (6.8)5.0–9.07.6 ± 1.65.0–11.50.0014*
 Leros*27040 (14.8)10.8–19.618.2 ± 3.612.2–26.3 
 Paxoi1240 (0)0–2.90.0 ± 0.00–2.9 
 Zakinthos700 (0)0–5.10.0 ± 0.00–5.1 
  1. aModel-adjusted for random effects and sample size
  2. *Significant difference (P < 0.05) between Leros and the other islands
  3. Abbreviations: LSM, least square means; SE, standard error; CI, confidence interval