. 2018 Nov 12;5(2):e10099. doi: 10.2196/10099
©Robert Meyer, Susanne Spittel, Laura Steinfurth, Andreas Funke, Dagmar Kettemann, Christoph Münch, Thomas Meyer, André Maier. Originally published in JMIR Rehabilitation and Assistive Technology (http://rehab.jmir.org), 12.11.2018.
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Figure 1.
Net Promoter Score calculation method: promoters (green), indifferent (yellow), and detractors (red).