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Table 3 Post-trial uMARS results for walkers (n = 34) and Peer Leaders (n = 7)

From: Development and feasibility of a mobile phone application designed to support physically inactive employees to increase walking

Subscale / item Scale anchor 1 Scale anchor 5 Walkers Peer Leaders
Mean SD Min score Max score Mean SD Min score Max score
Overall app quality    3.68 .44 2.93 4.63 3.89 .39 3.21 4.33
 Engagement Not interesting at all a Very interesting; would engage user in repeat use a 2.95 .59 1.60 4.20 3.34 .37 2.80 3.80
 Functionality No logical connection between screens at all/navigation is difficult a Perfectly logical, easy, clear and intuitive screen flow throughout, and/or has shortcuts a 3.86 .52 3.00 5.00 4.25 .46 3.50 4.75
 Aesthetics Very bad design, cluttered, some options impossible to select, locate, see or read a Professional, simple, clear, orderly, logically organized a 3.55 .60 3.25 5.00 3.86 .33 3.33 4.33
 Information Suspicious source a Definitely comes from a legitimate source a 4.12 .53 3.25 5.00 4.11 .63 3.00 5.00
Subjective quality    2.46 .72 1.00 4.00 3.29 .53 2.25 3.75
 Recommend app to others Not at all Definitely 2.65 .85 1.00 4.00 3.43 1.62 1.00 5.00
 Times you would use app in next 12 months None > 50 2.94 1.50 1.00 5.00 4.50 .84 3.00 5.00
 Would you pay for this app Definitely not Definitely yes 1.24 .61 1.00 3.00 1.71 .76 1.00 3.00
 Overall star rating One of the worst apps I’ve used One of the best apps I’ve used 3.00 .78 1.00 4.00 3.43 .79 3.00 3.00
Perceived impact    2.92 1.16 1.00 5.00 3.23 1.10 1.00 4.33
 Increase awareness Strongly disagree Strongly agree 3.15 1.31 1.00 5.00 3.29 1.25 1.00 5.00
 Increase knowledge Strongly disagree Strongly agree 2.94 1.25 1.00 5.00 3.00 1.16 1.00 5.00
 Changed attitude Strongly disagree Strongly agree 2.97 1.36 1.00 5.00 3.14 1.22 1.00 5.00
 Increase motivation Strongly disagree Strongly agree 3.06 1.03 1.00 5.00 3.71 1.50 1.00 5.00
 Encourage to seek further help Strongly disagree Strongly agree 2.59 1.13 1.00 5.00 2.71 .95 1.00 4.00
 Increase walking Strongly disagree Strongly agree 2.82 1.36 1.00 5.00 3.57 1.40 1.00 5.00
  1. aExample of an item within this subscale