Table 1 Demographic and clinical characteristics of 685 Campylobacter-associated admissions in Australian Capital Territory (ACT) public hospitals, 2004–2013

 Male (n, %)

350 (51.0)

 Female

335 (49.0)

ACT resident (%)

593 (86.6)

Median (M) age in years for all admissions (range)

39.7 (< 1.0–92.3)

Indigenous Australian (%)

7 (1.0)

 0–9 years (n = 30)

4.38 (5.67)

 10–19 years (n = 67)

9.78 (11.91)

 20–29 years (n = 158)

23.07 (23.72)

 30–39 years (n = 93)

13.58 (15.58)

 40–49 years (n = 67)

9.78 (11.91)

 50–59 years (n = 57)

8.32 (11.17)

 60–69 years (n = 68)

9.93 (19.53)

 70–79 years (n = 74)

10.80 (39.40)

 80+ years (n = 71)

10.36 (65.35)

Acute care admission (%)

673 (98.3)

Average length of stay (range)

3.5 days (1.0–38.0)

 Same day acute admissions (n = 268)

1.0 day

 Non-same day acute admissions (n = 405)

4.9 days (2.0–38.0)

 Other separation types (n = 12)

8.6 days (1.0–23.0)

Median (M) length of stay (range)

2.0 days (1.0–38.0)

 Non-same day acute admissions (n = 405)

4.0 days (2.0–38.0)

Comorbidity as per Charlson Comorbidity Index (CCI) (count, (percentage))

237 (34.5)

 1

86 (36.3)

 2

81 (34.2)

  > 2 (%, range)

70 (29.5, 3–12)

Median (M) time to admission from illness onset for acute admissions ^b (range)

3.0 days (< 1.0–23.0)

 Electrolyte disturbance (n, %)

410 (60.2)

 Tachycardia

241 (35.4)

 Renal impairment

127 (18.7)

 Hypotension

87 (12.8)

History of recent overseas travel (n, %)

11 (1.6)

Re-admission ≤28 days related to campylobacteriosis, including non-acute status changes (n, %)

38 (5.6)

Intensive care unit admission (n, %)

10 (1.5)

Surgical or invasive diagnostic procedure related to campylobacteriosis (n, %)

45 (6.6)

Death during admission or ≤ 28 days post discharge (n, %)

5 (0.7)

Blood sample taken for culture (percentage Campylobacter positive)

333 (7.5)

Antimicrobial therapy during admission (n, %)

219 (32.0)

^aACT residents only ^b636 observations ^c681 observations