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Table 4 Epidemiology of acute gastrointestinal illness a under the standard case definition

From: Estimating the burden of acute gastrointestinal illness in the community in Gansu Province, northwest China, 2012–2013

Incidence per person-year (95% CI)

1.16 (1.14–1.18)

Incidence per person-year in males

1.17

Incidence per person-year in females

1.14

Mean age of cases (years)

39.49

Mean duration of illness (days)

2.48

Cases with bloody diarrhoea (%)

0.96

Cases who sought medical care (%)

73.84

Cases submitting a stool sample for testing (%)

37.28

Cases with respiratory symptoms (%)

9.60

Cases with symptoms still ongoing at time of at interview (%)

8.65

  1. CI, Confidence interval.
  2. aAcute gastrointestinal illness was defined as diarrhoea of ≥ 3 loose stools or any vomiting in a 24-hour period.
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BMC Public Health

ISSN: 1471-2458

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