From: Detection of gastrointestinal parasitism at recreational canine sites in the USA: the DOGPARCS study
Positive tests | Nematodes/Giardia | Nematodes | Hookworms | Whipworms | Ascarids | Giardia |
---|---|---|---|---|---|---|
From dogs | ||||||
 Southeast (n = 989) | 270 (27.3) | 169 (17.1) | 151 (15.3) | 27 (2.7) | 5 (0.5) | 129 (13.0) |
 95% CI | 24.6–30.2 | 14.9–19.6 | 13.2–17.7 | 1.9–4.0 | 0.2–1.2 | 11.1–15.3 |
 Northeast (n = 400) | 72 (18.0) | 25 (6.3) | 21 (5.3) | 8 (2.0) | 1 (0.3) | 48 (12.0) |
 95% CI | 14.5–22.1 | 4.2–9.1 | 3.4–7.9 | 1.0–4.0 | 0–1.6 | 9.2–15.6 |
 Midwest (n = 708) | 131 (18.5) | 44 (6.2) | 28 (4.0) | 15 (2.1) | 6 (0.9) | 98 (13.8) |
 95% CI | 15.8–21.5 | 4.7–8.3 | 2.7–5.7 | 1.3–3.5 | 0.3–1.9 | 11.5–16.6 |
 West (n = 909) | 136 (15.0) | 25 (2.8) | 14 (1.5) | 8 (0.9) | 5 (0.6) | 116 (12.8) |
 95% CI | 12.8–17.4 | 1.9–4.1 | 0.9–2.6 | 0.4–1.8 | 0.2–1.3 | 10.7–15.1 |
From parks | ||||||
 Southeast (n = 96) | 86 (89.6) | 73 (76.0) | 69 (71.9) | 25 (26.0) | 5 (5.2) | 70 (72.9) |
 95% CI | 81.7–94.4 | 66.6–83.5 | 62.1–79.9 | 18.3–35.7 | 2.0–11.9 | 63.2–80.8 |
 Northeast (n = 39) | 31 (79.5) | 17 (43.6) | 16 (41.0) | 7 (18.0) | 1 (2.6) | 28 (71.8) |
 95% CI | 64.2–89.5 | 29.3–59.0 | 27.1–56.6 | 8.7–33.0 | 0–14.4 | 56.1–83.6 |
 Midwest (n = 68) | 59 (86.8) | 33 (48.5) | 26 (38.2) | 12 (17.7) | 5 (7.4) | 50 (73.5) |
 95% CI | 76.5–93.1 | 37.1–60.2 | 27.6–50.1 | 10.2–28.5 | 2.8–16.5 | 61.9–82.6 |
 West (n = 85) | 67 (78.8) | 20 (23.5) | 14 (16.5) | 8 (9.4) | 5 (5.9) | 65 (76.5) |
 95% CI | 68.9–86.3 | 15.7–33.6 | 10.0–25.9 | 4.6–17.7 | 2.2–13.4 | 66.4–84.3 |