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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