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. 2019 Jul 18;17(6):841–855. doi: 10.1007/s40258-019-00497-0

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© The Author(s) 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/), which permits any noncommercial use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 4 — Missing data patterns for the primary outcome. Note: by the end of Month 6, 538 (89.7%) monthly observations of the primary outcome were collected. Among the participants, 8% had missing observations due to withdrawal and discontinuation from the study and 9% due to a faulty or lost eCAP™ (source: author calculations using the data collected from the study)