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Table 2 Cost of liquid nitrogen

From: Cost-effectiveness of cryotherapy versus salicylic acid for the treatment of plantar warts: economic evaluation alongside a randomised controlled trial (EVerT trial)

Item Source Pricea Average Price in £b Price inc. VATc
Liquid nitrogen (calculated for 25 litre dewar) Invoice to one of the trial centres Invoice 1 € 2.79/l    
   Invoice 2 € 2.79/l    
   Invoice 3 € 2.48/l    
   Invoice 4 € 2.48/l € 65.88   
Delivery charges Invoice to one of the trial centres Invoice 1 € 38/delivery    
   Invoice 2 € 38/delivery    
   Invoice 3 € 16.86/delivery    
   Invoice 4 € 16.86/delivery € 27.43   
Total for liquid nitrogen and delivery     € 93.31 £77.00 £90.47
  1. a All the prices reported in Euro refer to 2009/2010 prices
  2. b Exchange rate: 1 € = 0.825232749 GBP (source: Google.co.uk, date 10/06/2010)
  3. c VAT was applied at 17.5%