Table 2.
Online advertising campaigns | Characteristics | Participants N |
Average costs per participant € |
|||||
Tracked | Tracked per 30 days | Self-reported | Tracked | Tracked and self-reported |
|
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Netdoktor.dk |
|
|
|
|
|
|
||
|
Snart-Gravid.dk | One campaigna, 31 months | 2273 | 73 | 0 | 3.93a | N/Ab | |
|
SnartForældre.dk | One campaigna, 24 months | 639 | 27 | 59 | 2.99a | 2.74 | |
Minmave.dk | Five campaigns, 1 month each | 689 | 138 | 7 | 14.93 | 14.78 | ||
|
October 1, 2012 | 212 |
|
N/A | 9.70 | N/A | ||
|
January 20, 2013 | 158 |
|
N/A | 13.02 | N/A | ||
|
March 1, 2013 | 142 |
|
N/A | 14.49 | N/A | ||
|
May 14, 2013 | 88 |
|
N/A | 23.37 | N/A | ||
|
August 31, 2013 | 89 |
|
N/A | 23.11 | N/A | ||
Sundhedsguiden.dk | One campaign, 8 months | 11 | 1 | 1 | 115.12 | 105.53 | ||
Baby.dk | One campaign, 3 months | 19 | 6 | 2 | 45.40 | 41.08 | ||
AU.dk | Postings on AUc intranet and AU Facebook page | 4 | N/A | 0 | 0.00 | N/A | ||
Seven nationwide advertisements, 8-10 days each | 230 | 121 | 50 | 3.44 | 2.83 | |||
All online methods |
|
3866 | 53 | 119 | 6.22 | 6.04 |
aNegotiated, fixed price per recruited participant.
bN/A: not available.
cAU: Aarhus University.