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Man versus machine: comparison of naked-eye estimation and quantified capillary refill
  1. Rani Toll John1,2,
  2. Joakim Henricson2,3,
  3. Chris D Anderson4,5,
  4. Daniel Björk Wilhelms2,3
  1. 1 Division of Cell Biology, Department of Clinical and Experimental Medicine, Faculty of Health Sciences, Linköping University, Linköping, Östergötland, Sweden
  2. 2 Department of Emergency Medicine, Local Health Care Services in Central Östergötland, Region Östergötland, Linköping, Sweden
  3. 3 Division of Drug Research, Department of Medical and Health Sciences, Faculty of Health Sciences, Linköping University, Linköping, Sweden
  4. 4 Division of Cell Biology, Department of Clinical and Experimental Medicine, Faculty of Health Sciences, Linköping University, Linköping, Östergötland, Sweden
  5. 5 Department of Dermatology and Venerology, Heart and Medicine Centre, Region Östergötland, Linköping, Sweden
  1. Correspondence to Dr Rani Toll John, Division of Cell Biology Department of Clinical and Experimental Medicine, Faculty of Health Sciences, Linköping University Linköping Östergötland Sweden; ranitoll{at}hotmail.com

Footnotes

  • Contributors DBW and RTJ conceived the study. DBW, RTJ and JH designed the trial. DBW obtained research funding. DBW and CDA supervised the conduct of the trial. RTJ and JH undertook recruitment of observers and managed the data with assistance from DBW. DBW and RTJ drafted the manuscript, and all authors contributed substantially to its revision. RTJ takes responsibility for the paper as a whole.

  • Funding This work was supported by two grants from Region Östergötland to author DBW (LIO-532001 and LIO-700271).

  • Competing interests RTJ and DBW have no conflicts of interest to declare. The bioengineering method TiVi is marketed by the company WheelsBridge AB. No financial support from WheelsBridge AB was involved in the conduct of the study. JH is employed by the Östergötland County Council but has a royalty agreement with WheelsBridge AB. CDA has a full-time academic position but also limited involvement in WheelsBridge AB.

  • Ethics approval This study was reviewed and approved by the Regional Ethical Vetting Board in Linköping, Sweden (permit number M200-07).

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Patient consent for publication Not required.

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Footnotes

  • Contributors DBW and RTJ conceived the study. DBW, RTJ and JH designed the trial. DBW obtained research funding. DBW and CDA supervised the conduct of the trial. RTJ and JH undertook recruitment of observers and managed the data with assistance from DBW. DBW and RTJ drafted the manuscript, and all authors contributed substantially to its revision. RTJ takes responsibility for the paper as a whole.

  • Funding This work was supported by two grants from Region Östergötland to author DBW (LIO-532001 and LIO-700271).

  • Competing interests RTJ and DBW have no conflicts of interest to declare. The bioengineering method TiVi is marketed by the company WheelsBridge AB. No financial support from WheelsBridge AB was involved in the conduct of the study. JH is employed by the Östergötland County Council but has a royalty agreement with WheelsBridge AB. CDA has a full-time academic position but also limited involvement in WheelsBridge AB.

  • Ethics approval This study was reviewed and approved by the Regional Ethical Vetting Board in Linköping, Sweden (permit number M200-07).

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Patient consent for publication Not required.

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