Table 2 Respiratory infections in heavy-fattening pigs: prevalence (% of infected animals/examined animals) at T0 and T1 and incidence (% of infected animals/susceptible animals) at T1 in Group A (NT0 = 100, NT1 = 99), Group B (NT0 = 100, NT1 = 99) and Group C (NT0 = 100, NT1 = 88)
From: The role of co-infections in M. hyopneumoniae outbreaks among heavy fattening pigs: a field study
Infection | Group | T0 | T1 | ||||
|---|---|---|---|---|---|---|---|
P (%) | 95% CI (%) | P (%) | 95% CI (%) | I (%) | 95% CI (%) | ||
M. hyopneumoniae | A | 85.0 | 77.9–92.1 | 86.9 | 80.1–93.6 | 26.7 | 4.3–49.0 |
|  | B | 82.0 | 74.3–89.7 | 73.7 | 64.9–82.6 | 27.8 | 7.1–48.5 |
|  | C | 62.0 | 52.3–71.7 | 61.4 | 51.0–71.7 | 29.7 | 15.0–44.5 |
A. pleuropneumoniae | A | 27.0 | 18.1–35.8 | 24.2 | 15.6–32.8 | 23.3 | 13.6–33.0 |
|  | B | 19.0 | 11.2–26.8 | 20.2 | 12.1–28.2 | 22.2 | 13.2–31.3 |
|  | C | 22.0 | 13.7–30.3 | 14.8 | 7.2–22.3 | 12.3 | 4.8–19.9 |
G. parasuis | A | 40.0 | 30.2–49.8 | 55.6 | 45.6–65.5 | 50.8 | 38.1–63.6 |
|  | B | 28.0 | 19.0–36.9 | 56.6 | 46.6–66.5 | 52.1 | 40.5–63.7 |
|  | C | 31.0 | 21.8–40.2 | 40.9 | 30.4–51.4 | 31.7 | 19.9–43.4 |
M. hyorhinis | A | 67.0 | 57.6–76.4 | 64.6 | 55.1–74.2 | 59.4 | 42.4–76.4 |
|  | B | 64.0 | 54.4–73.6 | 59.6 | 49.7–69.4 | 54.3 | 37.8–70.8 |
|  | C | 55.0 | 45.1–64.9 | 45.4 | 34.8–56.1 | 35.7 | 21.2–50.2 |
P. multocida | A | 52.0 | 42.0–62.0 | 8.1 | 2.6–13.5 | 4.2 | 0–9.8 |
|  | B | 7.0 | 1.9–12.1 | 36.4 | 26.7–46.0 | 35.9 | 26.1–45.7 |
|  | C | 5.0 | 0.6–9.3 | 22.7 | 13.8–31.6 | 22.9 | 13.8–31.9 |
PCV2 | A | 11.0 | 4.8–17.2 | 8.1 | 2.6–13.5 | 0 | – |
|  | B | 9.0 | 3.3–14.7 | 7.1 | 1.9–12.2 | 0 | – |
|  | C | 8.0 | 2.6–13.4 | 10.2 | 3.8–16.7 | 1.7 | 0–5.9 |
PRRSV | A | 11.0 | 4.8–17.2 | 2.0 | 0–4.8 | 1.1 | 0–3.3 |
|  | B | 6.0 | 1.3–10.7 | 1.0 | 0–3.0 | 1.0 | 0–3.2 |
|  | C | 3.0 | 0–6.4 | 0 | 0 | 0 | – |
SwIAV | A | 0 | – | 0 | – | 0 | – |
|  | B | 0 | – | 0 | – | 0 | – |
|  | C | 2.0 | 0–4.8 | 0 | – | 0 | – |