Table 4.

Comparison of the estimated working costs, applying ECDC cost rates and formulas, and the actual working costs of the ExoSurv project (costs in euro)

	Scenario 1		Scenario 2		Scenario 1 + 2		Difference ExoSurv - ECDC (Scenario 1 + 2)
	ECDC 1,2	ExoSurv 1	ECDC 1,2	ExoSurv 1	ECDC 1,2	ExoSurv 1
Field investigations	4,297	4,294	1,848	3,777	6,145	8,071*	1,926
Laboratory investigations	59	288	163	146	222	434**	212
Data processing	9	0	51	69	60	69***	9
Communication/dissemination	11	177	33	177	44	354†	310
Total surveillance cost	4,376	4,759	2,095	4,169	6,471	8,928	2,457

¹excluding investment (traps), training and salary costs, including travel and consumable costs for four months of actual surveillance.

²Following scenario 1 & 2, without adjustment for trap density, for four months of surveillance and excluding leaflet costs.

*Including costs of car rent, gasoline, mobile phone card, polystyrene and propane tanks, CO₂ cartridges, chains and locks for Mosquito Magnet Liberty Plus traps.

**Including costs of ethanol, plastic bags and boxes, silica gel, tubes and filters, excluding costs for molecular/MALDI-TOF identification.

***Including costs of meteorological data from the Royal Meteorological Institute (RMI).

^†Including costs of printing and sending report and of train tickets for meetings. No flyer was edited and printed, only the report for the policy makers was provided.