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. 2018 Apr 13;8(4):e019969. doi: 10.1136/bmjopen-2017-019969

Table 4.

Administrative costs of fine, based on microcosting of activity in the intervention component of the trial (n=3333) (2017 DKK)

Units Unit cost Total Total per appointment
Office clerk
 Telephone/mail (min) 727 13 9451 2.84
 Invoices and credit notes (min) 650 13 8450 2.54
 Other fine-related administration (min) 155 13 2015 0.60
 Subtotal office clerk NA NA 19 916 5.98
Materials
 Fine letter (electronic) 129 0.54 70 0.02
 Fine letter (postal mail) 14 6.66 93 0.03
 Reminder letter 178 6.66 1185 0.36
 Subtotal materials NA NA 1348 0.40
 Total exclusive overhead 21 264 6.38
 Overhead 4466 1.34
 Total inclusive overhead 25 730 7.72

NA, not applicable.