Teledermatologic consultation and reduction in referrals to dermatologists: a cluster randomized controlled trial

N. Eminovic, N.F. Keizer, J.C. Wyatt, G. ter Riet, N. Peek, H.C. van Weert, C.A.F.M. Bruijnzeel - Koomen, P.J.E. Bindels

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

OBJECTIVE: To determine whether teledermatologic consultations can reduce referrals to a dermatologist by general practitioners (GPs).

DESIGN: Multicenter cluster randomized controlled trial.

SETTING AND PARTICIPANTS: We recruited 85 GPs from 35 general practices in 2 regions in the Netherlands (Almere and Zeist); 5 dermatologists from 2 nonacademic hospitals were also included in the study. Interventions The GPs randomized to the intervention used a teledermatologic consultation system to confer with a dermatologist, whereas those in the control group referred their patients according to usual practice. All patients, regardless of their condition, were seen in the office by a dermatologist after approximately 1 month.

OUTCOME MEASURES: The main outcome measure was the proportion of office visits prevented by teledermatologic consultation, as determined by dermatologists at approximately the 1-month office visit. The secondary outcome measure was patient satisfaction, measured using the Patient Satisfaction Questionnaire III developed by Ware et al.

RESULTS: The 85 study GPs enrolled 631 patients (46 intervention GPs, 327 patients; 39 control GPs, 304 patients). The 5 dermatologists considered a consultation preventable for 39.0% of patients who received teledermatologic consultation and 18.3% of 169 control patients, a difference of 20.7% (95% confidence interval, 8.5%-32.9%). At the 1-month dermatologist visit, 20.0% of patients who received teledermatologic consultation had recovered compared with 4.1% of control patients. No significant differences in patient satisfaction were found between groups.

CONCLUSIONS: Teledermatologic consultation offers the promise of reducing referrals to a dermatologist by 20.7%. Providing teledermatologic consultation by GPs with more extended knowledge of dermatology may further reduce the need for dermatologist referrals. Trial Registration Current Controlled Trials No. ISRCTN57478950.

Original languageEnglish
Pages (from-to)558-564
Number of pages7
JournalArchives of Dermatology
Volume145
Issue number5
DOIs
Publication statusPublished - 2009

Keywords

  • Adult
  • Cluster Analysis
  • Dermatology
  • Female
  • Follow-Up Studies
  • Humans
  • Male
  • Middle Aged
  • Netherlands
  • Office Visits
  • Outcome Assessment (Health Care)
  • Outpatients
  • Patient Satisfaction
  • Referral and Consultation
  • Remote Consultation
  • Retrospective Studies
  • Skin Diseases
  • Surveys and Questionnaires

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