. 2018 Aug 22;18:650. doi: 10.1186/s12913-018-3464-4

Table 1.

Costs excluded and reason for exclusion

Costs	Reason for exclusion
Technical costs	No significant added costs^a
Building maintenance	No significant added costs^a
Electricity, heating	No significant added costs^a
Medical insurance	No significant added costs^a
Telephone calls	No significant added costs
Training costs	No significant added costs
Time of patient companions	Very difficult to quantify through secondary data

^aTeledermatology represents 1.4% of the total activity of the hospital [17]