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Table 3 Proportion of positive test results across all parasites according to the Midwest and Northeast U.S. Census Bureau regions

From: A 3-year retrospective analysis of canine intestinal parasites: fecal testing positivity by age, U.S. geographical region and reason for veterinary visit

Parasite

Midwest

Northeast

Centrifugation (95% CI)

Coproantigen immunoassay (95% CI)

Combineda (95% CI)

Centrifugation (95% CI)

Coproantigen immunoassay (95% CI)

Combineda (95% CI)

Giardia

3.7% (3.6–3.8)

12.1% (11.9–12.3)

12.3% (12.1–12.4)

3.4% (3.3–3.4)

11.5% (11.4–11.6)

11.6% (11.5–11.7)

Hookworm

1.9% (1.8–1.9)

3.1% (3.0–3.1)

3.6% (3.6–3.7)

2.0% (1.9–2.0)

3.2% (3.2–3.3)

3.8% (3.7–3.8)

Ascarid

2.0% (1.9–2.0)

2.2% (2.2–2.3)

2.7% (2.6–2.7)

1.8% (1.7–1.8)

1.9% (1.9–2.0)

2.3% (2.3–2.4)

Emeria

1.9% (1.9–1.9)

2.2% (2.1–2.2)

Cystoisospora

1.4% (1.3–1.4)

1.6% (1.6–1.6)

Whipworm

0.8% (0.8–0.9)

1.1% (1.1–1.1)

1.4% (1.4–1.4)

0.7% (0.7–0.7)

0.9% (0.9–1.0)

1.2% (1.1–1.2)

Tapeworm

0.3% (0.3–0.3)

0.3% (0.3–0.3)

  1. Values are presented as the percentage test positivity, with the 95% CI in parenthesis
  2. aCombined represents positive by either coproantigen or centrifugation