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Table 2 Absolute annual consumption of selected antibiotics (DDDatb) in DDDs and relative annual consumption of antibiotics (RDDDatb) in DDD per 100 bed-days (DBD) at the UHO over the study period

From: Antibiotic consumption and its influence on the resistance in Enterobacteriaceae

   2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011
Third- and fourth-generation cephalosporins DDDatb 3,725.5 4,925 4,742.4 6,065.9 6,447.3 5,504.6 6,019.45 5,981 5,886.13 4,417.88 4,640 4,148.25
RDDDatb 1.01 1.34 1.32 1.57 1.66 1.52 1.74 1.69 1.65 1.27 1.35 1.31
Piperacillin/tazobactam DDDatb 1,715.20 1,703.60 968.40 1,563.60 1,744.50 2,461.60 1,692.80 2,643.50 2,590.77 3,873.13 4,049.81 3,778.91
RDDDatb 0.46 0.46 0.27 0.41 0.45 0.68 0.49 0.75 0.73 1.11 1.18 1.20
Fluoroquinolones DDDatb 13,056.50 14,515.40 14,092.80 15,887.60 13,411.90 16,246.20 14,941.70 15,344.60 16,614.40 13,228.50 11,267.10 10,743.10
RDDDatb 3.54 3.96 3.92 4.12 3.46 4.47 4.31 4.33 4.65 3.81 3.28 3.40
Aminoglycosides DDDatb 8,455 7,928.9 7,468.4 8,879.3 8,121.7 8,183.6 8,338.1 9,915.50 9,555.92 10,625.54 8,418.23 10,437.27
RDDDatb 2.29 2.16 2.08 2.3 2.1 2.25 2.4 2.8 2.68 3.06 2.45 3.31
Total consumption of antibiotics DDDatb 171,316 172,463 142,822 161,919 146,848 164,857 167,993 184,238 186,943 187,945 192,398 177,030
  RDDDatb 46.39 47.05 39.73 41.97 37.92 45.38 48.45 51.97 52.34 54.1 55.99 56.09