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Table 1 Proportion of dogs with a positive test result for an intestinal parasite by the centrifugation method or coproantigen assay during Wellness Visits or Other Clinical Visits

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

Wellness Visit

Other Clinical Visits

Centrifugation (95% CI)

Coproantigen immunoassay (95% CI)

Combineda (95% CI)

Centrifugation (95% CI)

Coproantigen immunoassay (95% CI)

Combineda (95% CI)

Giardia

4.1% (4.0–4.1)

12% (12.0–12.1)

12.2% (12.1–12.2)

3.5% (3.4–3.6)

10.6% (10.5–10.7)

10.8% (10.7–10.9)

Hookworm

2.2% (2.2–2.2)

3.5% (3.5–3.6)

4.1% (4.1–4.1)

2.3% (2.3–2.3)

3.6% (3.6–3.7)

4.2% (4.1–4.2)

Ascarid

1.9% (1.9–1.9)

2.1% (2.1–2.1)

2.5% (2.5–2.5)

1.3% (1.2–1.3)

1.4% (1.4–1.4)

1.7% (1.7–1.7)

Eimeria

1.8% (1.8–1.9)

  

1.4% (1.4–1.5)

  

Cystoisospora

1.6% (1.66–1.6)

  

1.4% (1.4–1.4)

  

Whipworm

0.6% (0.6–0.7)

0.8% (0.8–0.9)

1.1% (1.1–1.1)

0.9% (0.9–0.9)

1.1% (1.1–1.1)

1.4% (1.3–1.4)

Tapeworm

0.2% (0.2–0.2)

  

0.3% (0.3–0.3)

  
  1. Values are presented as the percentage test positivity, with the 95% confidence interval (CI) in parenthesis
  2. aCombined values represent positive results by either the coproantigen immunoassay or the centrifugation method