Table 1 Characteristics of included systematic reviews

Fuertes-Guiro, F., & Girabent-Farrés, M. (2017). Opportunity cost of the dermatologist’s consulting time in the economic evaluation of teledermatology. Journal of Telemedicine and Telecare, 23(7), 657-664.

2017

Spain

• Costs/Economic Evaluation

To evaluate the opportunity cost through an economic evaluation of teledermatology consultation and conventional dermatology consultation.

Not mentioned in systematic review

8

van der Heijden, J. P., Spuls, P. I., Voorbraak, F. P., de Keizer, N. F., Witkamp, L., & Bos, J. D. (2010). Tertiary teledermatology: a systematic review. Telemedicine and e-health, 16(1), 56-62.

2010

The Netherlands

• Scoping review

To provide an overview of tertiary teledermatology studies focusing on what tertiary teledermatology is used for and to compare tertiary teledermatology with secondary teledermatology.

Not mentioned in systematic review

11

Snoswell, C., Finnane, A., Janda, M., Soyer, H. P., & Whitty, J. A. (2016). Cost-effectiveness of store-and-forward teledermatology: a systematic review. JAMA Dermatology, 152(6), 702-708.

2016

Australia

• Costs/Economic Evaluation

To evaluate and compare the cost effectiveness of store-and-forward teledermatology with conventional face-to-face care.

Psoriasis, suspected cancer, ambulatory skin conditions, nonmelanoma skin cancer or fast-growth vascular tumours, and some were not specified.

11

Demiris, G., Speedie, S. M., & Hicks, L. L. (2004). Assessment of patients' acceptance of and satisfaction with teledermatology. Journal of medical systems, 28(6), 575-579.

2004

USA

• Experiential

• Psychometric

To review and analyse published literature and measurements of patients’ satisfaction with teledermatology to propose and develop a framework for a reliable and valid satisfaction instrument

Not mentioned in systematic review

14

Chuchu, N., Dinnes, J., Takwoingi, Y., Matin, R. N., Bayliss, S. E., Davenport, C., ... & Walter, F. M. (2018). Teledermatology for diagnosing skin cancer in adults. Cochrane Database of Systematic Reviews, 12.

2018

United Kingdom

• Diagnostic Test Accuracy

To assess whether teledermatology is accurate enough to identify which people with skin lesions require referrals to a dermatologist to evaluate whether the lesion is malignant.

Skin cancer

22

Wallace, D. L., Hussain, A., Khan, N., & Wilson, Y. T. (2012). A systematic review of the evidence for telemedicine in burn care: with a UK perspective. Burns, 38(4), 465-480.

2012

United Kingdom

• Scoping review

To assess the evidence for the use of telemedicine in acute burn care and outpatient-based management.

Skin burns

24

Clark, A. K., Bosanac, S., Ho, B., & Sivamani, R. K. (2018). Systematic review of mobile phone-based teledermatology. Archives of dermatological research, 310(9), 675-689.

2018

USA

• Diagnostic Test Accuracy

To provide an overview of the mobile phone-based teledermatology, to compare the accuracy and concordance of diagnosis and clinical management of skin conditions between mobile teledermatology and face-to-face dermatology, and to assess how data was managed in teledermatology studies.

Not mentioned in systematic review

26

Mounessa, J. S., Chapman, S., Braunberger, T., Qin, R., Lipoff, J. B., Dellavalle, R. P., & Dunnick, C. A. (2018). A systematic review of satisfaction with teledermatology. Journal of Telemedicine and Telecare, 24(4), 263-270.

2018

USA

• Experiential

To review assessments of patient and provider satisfaction with store-and-forward and live-interactive teledermatology.

Not mentioned in systematic review

40

Warshaw, E. M., Hillman, Y. J., Greer, N. L., Hagel, E. M., MacDonald, R., Rutks, I. R., & Wilt, T. J. (2011). Teledermatology for diagnosis and management of skin conditions: a systematic review. Journal of the American Academy of Dermatology, 64(4), 759-772.

2011

USA

• Costs/Economic Evaluation

• Diagnostic Test Accuracy

To compare the diagnostic accuracy and clinical management of skin conditions between teledermatology and clinic dermatology, to compare the clinical outcomes between teledermatology and clinic dermatology, and to compare the cost between teledermatology and clinic dermatology.

Rashes (e.g. papulosquamous, eczematous) and circumscribed lesions (isolated skin growths), pigmented, nonpigmented, and circumscribed lesions.

78

Eminović, N., De Keizer, N. F., Bindels, P. J. E., & Hasman, A. (2007). Maturity of teledermatology evaluation research: a systematic literature review. British Journal of Dermatology, 156(3), 412-419.

2007

The Netherlands

• Scoping review

To describe the maturity status of teledermatology evaluation research and to explore the outcome measures used in the various evaluation phases.

Not mentioned in systematic review

99

Trettel, A., Eissing, L., & Augustin, M. (2018). Telemedicine in dermatology: findings and experiences worldwide–a systematic literature review. Journal of the European Academy of Dermatology and Venereology, 32(2), 215-224.

2018

Germany

• Scoping review

To identify the use and current state of teledermatology across the world with regard to geographical distribution of published studies, treated indications, research questions, and its reliability in diagnosis and therapy compared to classic face-to-face consultations.

Skin cancer, wounds, psoriasis, atopic dermatitis, acne, leprosy, rash, tinea, and some were not specified.

204

Elsner, P. (2020). Teledermatology in the times of COVID‐19–a systematic review. JDDG: Journal der Deutschen Dermatologischen Gesellschaft, 18(8), 841-845.

2020

Germany

• Scoping review

To summarise teledermatological procedures used by dermatologists and the experiences of using teledermatological procedures in dermatological practices and clinics during the COVID-19 pandemic.

Acne, chronic inflammatory dermatoses, dermatological consultations for suspected COIVD-19, and dermatologic complications in oncologic patients

7

Loh, C. H., Chong Tam, S. Y., & Oh, C. C. (2021). Teledermatology in the COVID-19 pandemic: A systematic review. JAAD Int, 5, 54-64.

2021

Singapore

• Scoping review

To analyse and report the worldwide utilisation of teledermatology for patient care during the COVID-19 pandemic.

Not mentioned in systematic review

27

Miller, J., & Jones, E. (2022). Shaping the future of teledermatology: a literature review of patient and provider satisfaction with synchronous teledermatology during the COVID-19 pandemic. Clin Exp Dermatol.;47(11):1903-9.

2022

USA

• Scoping review

To identify the patient and provider satisfaction levels of synchronous teledermatology used during the COVID-19 pandemic

Not mentioned in systematic review

15