“…Bakker and Rickard (2017) detail how app engagement may be more useful than raw usage to consider for this relationship, as usage can be influenced by a high rate of general phone use, procrastination, boredom, emotion-focused coping, or anxiety. Measuring app engagement in terms of quality rather than quantity is similar to measuring client engagement or therapeutic relationship in psychotherapy, which is predictive of treatment outcomes (Holdsworth, Bowen, Brown, & Howat, 2014;Kazantzis, Cronin, Norton, Lai, & Hofmann, 2015). Measuring app engagement in terms of quality rather than quantity is similar to measuring client engagement or therapeutic relationship in psychotherapy, which is predictive of treatment outcomes (Holdsworth, Bowen, Brown, & Howat, 2014;Kazantzis, Cronin, Norton, Lai, & Hofmann, 2015).…”