Table 3 Population attributable fraction (PAF) proportions with 95% confidence intervals (95% CI) for exposures associated with increased campylobacteriosis risk, Australia, 2018–2019*

Medication exposures

 Proton-pump inhibitors

13 (8.3–18)

12 (6.3–16)

20 (7.8–32)

Poultry-related food exposures

 Ate any chicken^b

42 (13–62)

42 (11–66)

^a

  Ate cooked chicken

36 (7.5–58)

36 (4.0–60)

^a

  Ate undercooked chicken

6.8 (4.5–9.5)

7.0 (4.9–10)

7.0 (2.2–15)

 Ate cooked chicken kebabs

7.0 (3.1–11)

5.7 (1.3–10)

–

 Ate duck

1.8 (0.1–3.7)

–

–

Food exposures

 Ate delicatessen ham, chicken, turkey, or beef

–

–

31 (0.0–54)

Ate chicken pâté

–

–

6.0 (0.0–11)

Animal exposures

 Dog aged less than 6 months

9.6 (6.5–13)

11 (6.9–14)

–

 Visited a private farm in 7 days prior to illness

–

4.7 (0.4–7.9)

–

 Fed pet dog raw chicken necks

–

4.6 (0.4–8.5)

–

 Contact with chicken faeces in 7 days prior to illness

3.1 (1.2–5.2)

2.9 (0.8–5.1)

–

 Cat aged less than 6 months

–

2.4 (0.3–4.5)

–