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Table 1 Annual community-onset (CO) and hospital-onset (HO)a BSI incidenceb,c by age in Sa Kaeo and Nakhon Phanom provinces Thailand, 2007-2014

From: Population-based bloodstream infection surveillance in rural Thailand, 2007–2014

Age (yrs.) Annual BSI Incidence (95% CI) p-value for trend Overall incidence (95% CI)
2007 2008 2009 2010 2011 2012 2013 2014
Overall
 CO (N=10,007) 91 (80, 103) 91 (79, 102) 111 (99, 123) 118 (105, 131) 100 (88, 111) 108 (96, 120) 133 (119, 146) 130 (117, 143) <.05 110 (98, 123)
 HO (N=917)    1.1 (0.71, 1.5) 1.2 (0.8, 1.6) 1.4 (0.9, 1.8) 1.5 (1.0, 1.9) 1.1 (0.8, 1.5) 1.5 (1.0, 1.9) NS 1.3 (0.9, 1.7)
<5
 CO (N=522) 107 (86, 115) 82 (63, 90) 57 (41, 64) 77 (59, 84) 46 (32, 52) 84 (65, 90) 71 (53, 76) 71 (53, 76) NS 75 (57, 93)
 HO (N=107)    0.6 (0.3, 0.9) 0.7 (0.3, 1.0) 0.8 (0.5, 1.2) 0.9 (0.5, 1.2) 0.6 (0.3, 0.9) 0.7 (0.4, 1.1) NS 0.7 (0.4, 1.0)
5-14
 CO (N=187) 15 (10, 42) 15 (9.6, 41) 9.5 (5.2, 28) 13 (7.7, 35) 10 (5.7, 29) 7.2 (3.5, 21) 13 (7.6, 34) 13 (7.7, 34) NS 12 (7.1, 17)
 HOd (N=11)     NA NA NA NA NA - 0.2 (0.0, 0.5)
15-49
 CO (N=2,739) 56 (50, 62) 59 (52, 65) 72 (65, 79) 70 (63, 77) 60 (53, 66) 53 (47, 59) 66 (60, 73) 64 (57, 70) NS 62 (56, 69)
 HO (N=234)    0.9 (0.6, 1.2) 1.0 (0.7, 1.3) 1.0 (0.7, 1.3) 0.8 (0.5, 1.0) 0.7 (0.5, 1.0) 0.8 (0.5, 1.0) NS 0.9 (0.6, 1.1)
50-64
 CO (N=3,019) 137 (120, 153) 144 (127, 161) 193 (173, 213) 203 (182, 223) 176 (157, 194) 184 (165, 203) 247 (225, 268) 225 (205, 245) <.01 190 (171, 209)
 HO (N=262)    2.1 (1.4, 2.7) 2.4 (1.7, 3.1) 1.9 (1.3, 2.5) 2.7 (2.0, 3.4) 1.7 (1.1, 2.2) 3.0 (2.2, 3.7) NS 2.3 (1.6, 3.0)
65+
 CO (N=3,540) 342 (306, 378) 328 (292, 364) 424 (383, 464) 466 (423, 509) 385 (347, 423) 448 (407, 488) 500 (458, 541) 501 (460, 542) <.01 426 (387, 466)
 HO (N=303)    1.7 (1.2, 2.3) 1.9 (1.3, 2.5) 2.5 (1.8, 3.2) 2.8 (2.1, 3.5) 2.4 (1.8, 3.1) 2.6 (1.9, 3.2) .06 2.3 (1.7, 3.0)
  1. aDenominator data for HO incidence calculations available after 2008.
  2. bCO incidence: cases/100,000 population
  3. cHO incidence: cases/1,000 hospitalizations
  4. dAnnual incidence estimates not shown as yearly case counts were <5