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Table 3 Characteristics of locally-acquired dengue cases (N = 2262) in North Queensland, Australia

From: Epidemiology of dengue in a high-income country: a case study in Queensland, Australia

Variables N cases popSLAs Rate per 100,000 IRR 95% CI (p_value)
Intercept     0.00 0.00 0.00
Age       (<0.001)
  0-4 33 414,043 7.97 0.19 0.13 0.29
  5–9 54 414,353 13.03 0.34 0.24 0.48
  10–14 114 410,925 27.74 0.68 0.51 0.90
  15–19 158 402,794 39.23 0.89 0.69 1.16
  20–24 195 417,016 46.76 0.99 0.77 1.28
  25–29 248 430,054 57.66 1.00 0.78 1.28
  30–34 226 439,418 51.43 0.99 0.77 1.27
  35–39 217 445,533 48.71 1.00 0.78 1.29
  40–44 REF 222 435,455 50.98 1.00 - -
  45–49 200 406,998 49.14 1.00 0.78 1.29
  50–54 178 363,511 48.97 0.96 0.74 1.24
  55–59 136 305,282 44.55 0.80 0.61 1.06
  60–64 92 247,990 37.09 0.66 0.49 0.89
  65–69 73 195,190 37.39 0.69 0.50 0.95
  70–74 67 152,955 43.80 0.82 0.59 1.14
  75–79 27 112,084 24.09 0.45 0.29 0.70
  80 and over 22 127,418 17.27 0.29 0.18 0.47
Gender       (0.05063)
  Women REF 1066 2,841,472 37.52 1.00 - -
  Men 1196 2,879,547 41.53 1.05 0.94 1.16
Year       (<0.001)
  1995 8 310,427 2.57 0.17 0.08 0.37
  1996 1 312,440 0.32 0.02 0.00 0.16
  1997 10 314,509 3.17 0.22 0.11 0.44
  1998 372 316,547 117.52 8.47 6.08 11.80
  1999 42 318,631 13.18 0.86 0.55 1.34
  2000 REF 46 320,679 14.34 1.00 - -
  2001 7 322,955 2.17 0.16 0.07 0.37
  2002 5 327,675 1.53 0.12 0.05 0.29
  2003 461 333,005 138.44 9.04 6.51 12.57
  2004 109 338,344 32.22 2.52 1.74 3.64
  2005 17 343,688 4.95 0.39 0.22 0.70
  2006 34 348,967 9.74 0.80 0.50 1.26
  2007 44 353,646 12.44 1.06 0.68 1.63
  2008 117 358,125 32.67 2.67 1.86 3.85
  2009 851 362,638 234.67 16.06 11.65 22.14
  2010 72 367,131 19.61 1.83 1.24 2.71
  2011 66 371,612 17.76 1.54 1.04 2.30
Month       (<0.001)
  Jan 319 474,293 61.25 8.55 5.68 12.87
  Feb 532 474,866 112.03 0.24 0.10 0.55
  Mar 549 475,181 115.53 5.87 3.86 8.94
  Apr 252 475,593 52.98 15.84 10.64 23.60
  May 154 476,099 32.35 10.81 7.21 16.21
  Jun REF 67 476,527 14.06 1.00 - -
  Jul 29 476,945 6.08 2.37 1.50 3.76
  Aug 7 477,354 1.47 15.08 10.13 22.45
  Sep 35 477,834 7.32 5.57 3.66 8.49
  Oct 79 478,328 16.51 2.62 1.67 4.11
  Nov 79 478,811 16.49 2.61 1.66 4.09
  Dec 160 479,188 33.39 1.23 0.74 2.06