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Table 1 Direct standardized incidence rates of Salmonella Enteritidis infections in Ontario, 20072009 (n = 1,932 cases)

From: Incidence, distribution, seasonality, and demographic risk factors of Salmonella Enteritidis human infections in Ontario, Canada, 2007–2009

Year a) N b) IR c) 95 % CI d)
2007 e) 12,792,937 4.4 4.0-4.7
2008 e) 13,070,584 5.2 4.8-5.6
2009 e) 13,064,900 5.2 4.9-5.6
2007 f) Female 6,480,556 4.5 4.0-5.1
Male 6,312,381 4.2 3.7-4.7
2008 f) Female 6,565,166 5.2 4.7-5.8
Male 6,505,418 5.2 4.7-5.8
2009 f) Female 6,625,568 5.5 5.0-6.1
Male 6,439,332 5.0 4.5-5.6
2007-2009 g) Female 19,671,290 5.1 4.8-5.4
Male 19,257,131 4.8 4.5-5.1
  1. a) Year: A consecutive 12-month period from January 1st to December 31st.
  2. b) N: Reference population estimates obtained from the 2006 Census of Canada.
  3. c) IR: Direct standardized incidence rate per 100,000 person-years. Denominator included year-, age-, sex-, and public health unit-based population estimates.
  4. d) CI: Confidence interval of the adjusted IR.
  5. e) Annual age-and-sex-adjusted IR.
  6. f) Annual age-adjusted sex-specific IR.
  7. g) Mean age-adjusted sex-specific IR.