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. 2019 Oct 26;21(1):141–148. doi: 10.1007/s10339-019-00937-8

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© The Author(s) 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted 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. 1 — Total and indirect effect of doubts over action on insomnia symptoms. Total (c) and indirect effect (c′) of doubts over action on insomnia symptoms are shown; unstandardized path coefficients are presented, with standard errors in brackets; ^†the direct effect (c′) of doubts over action on insomnia symptoms was n–s; *p < .05; **p < .005; ***p < .001. The total variance (adjusted R²) predicted by the model was 38.3% (p < .001)