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Table 3 Return on investment of preventively vaccinating healthcare workers against pertussis

From: Modelling the return on investment of preventively vaccinating healthcare workers against pertussis

  Costs in Euros %
Direct control costs   
Antibiotic therapy (a) €785 2%
Laboratory investigations (b) €6,982 14%
Outbreak control management (c) €3,697 8%
Total (a,b,c) €11,464 24%
Other outbreak related costs   
Absenteeism costs (d) €21,008 43%
Restrictions on patient uptake on the ward (e) €47,036 33% 2
Savings due to reduced staff costs (f)1 −/− €30,826  
Total (d,e,f) €37,218 76%
Total nosocomial pertussis outbreak costs (g) €48,682 100%
Vaccination costs (h) €12,208  
  Ratio  
Return on investment ((g-h)/h) 1:4  
  1. 1 Reduced work force was required due to ward closure, which led to savings in personnel costs.
  2. 2 (€47,036 + €-30,826)/€48,682 = 33%.