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Table 2 Number of bed days, reduction of the number of bed days for RV and all cause AGE, and proportion of RV among all cause AGE according to vaccination period and season among 0-16y and 0-2y children in Oulu

From: Hospital bed occupancy for rotavirus and all cause acute gastroenteritis in two Finnish hospitals before and after the implementation of the national rotavirus vaccination program with RotaTeq®

   Children 0–16 years Children 0–2 years
Period Years Number of children in the catchment area Number of bed days* % RV among all AGE Number of children in the catchment area Number of bed days* % RV among all AGE
RV AGE All AGE RV AGE All AGE
Pre-vaccination period 2001-2002 83,846 207 861 24.0 15,161 142 483 29.4
2002-2003 83,668 260 1127 23.1 15,310 169 655 25.8
2003-2004 84,107 260 1056 24.6 15,818 216 633 34.1
2004-2005 84,443 151 733 20.6 16,274 109 429 25.4
2005-2006 84,870 219 1415 15.5 16,606 169 848 19.9
  Annual average - 219.4 1038.4 21.1 - 161 609.6 26.4
  Overall number of bed days per 100,000 children - 261 1233   - 1017 3850  
Transition period 2006-2007 85,064 33 1241 2.7 16,903 25 671 3.7
2007-2008 85,257 84 840 10.0 16,906 31 387 8.0
2008-2009 85,683 161 787 20.5 17,145 115 425 27.1
  Annual average - 92.7 956.0 2.7 - 57 494.3 11.5
  Overall number of bed days per 100,000 children - 109 1120   - 336 2910  
Post-vaccination period 2009-2010 86,144 116 433 26.8 17,312 84 221 38.0
2010-2011 86,498 13.0 222 5.9 17,315 2 70 2.9
2011-2012 87,264 11 294 3.7 17,285 2 102 2.0
  Annual average - 46.7 316.3 14.8 - 29.3 131.0 22.4
  Overall number of bed days per 100,000 children - 54 365   - 170 757  
% reduction (95% CI) of the number of bed days per 100,000 children between the post- and pre-vaccination periods   −79 (−47;-92) −70 (−58;-79)    −83 (−35;-96) −80 (−68;-88)  
Absolute reduction (95% CI) of the number of bed days per 100,000 children between the post- and pre-vaccination periods   −207 (−189;-225) −868 (−828;-909)    −847 (−769;-926) −3092 (−2937;-3249)  
  1. *unless otherwise specified.