Table 2 Number of owners (%) reporting currently using a heartworm/intestinal parasite control medication, by region and formulation
From: Detection of gastrointestinal parasitism at recreational canine sites in the USA: the DOGPARCS study
|  | Southeast (n = 989) | Northeast (n = 400) | Midwest (n = 708) | West (n = 909) | National ( N = 3006) |
|---|---|---|---|---|---|
Medication use | |||||
 Yes | 829 (83.8) | 317 (79.3) | 570 (80.5) | 353 (38.8) | 2069 (68.8) |
 95% CI | 81.5–86.1 | 75.3–83.2 | 77.6–83.4 | 35.7–42.0 | 67.2–70.5 |
 No | 14 (14.8) | 68 (17.0) | 135 (19.1) | 536 (59.0) | 885 (29.4) |
 95% CI | 12.6–17.0 | 13.3–20.7 | 16.2–22.0 | 55.8–62.2 | 27.8–31.1 |
 Unknown | 14 (1.4) | 15 (3.8) | 3 (0.4) | 20 (2.2) | 52 (1.7) |
 95% CI | 0.7–2.2 | 1.9–5.6 | 0.1–0.9 | 1.3–3.2 | 1.3–2.2 |
Formulation (n, % of dogs on heartworm/intestinal control medication) | |||||
 Oral | 728 (87.8) | 299 (94.3) | 497 (87.2) | 323 (91.5) | 1847 (89.3) |
 95% CI | 85.6–90.0 | 91.8–96.9 | 84.5–89.9 | 88.6–94.4 | 87.9–90.6 |
 Topical | 23 (2.8) | 8 (2.5) | 27 (4.7) | 10 (2.8) | 68 (3.3) |
 95% CI | 1.7–3.9 | 0.8–4.3 | 3.0–6.5 | 1.1–4.6 | 2.5–4.1 |
 Injectable | 74 (8.9) | 9 (2.8) | 43 (7.5) | 18 (5.1) | 144 (7.0) |
 95% CI | 7.0–10.9 | 1.0–4.7 | 5.4–9.7 | 2.8–7.4 | 5.9–8.1 |