Table 3

The total and per unit cost of surveys 1, 2 and 3 conducted between 2000–2005.

Survey 1

Survey 2

Survey 3


Set-up and database

€ 3,810

€1,419

€ 8,870

Interviewer salaries

€27,940

€6,918

€55,707

Phone charges

€5,067

€1,794

€1,500

Data entry

€ 7,620

0

0

Total cost

€44, 437

€10,131

€66,077

Unit cost per completed interview

€4.48

€6.65

€15.65


Boland et al. BMC Public Health 2006 6:208   doi:10.1186/1471-2458-6-208

Open Data