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Table 2 Overview of measurement tools

From: TaylorActive – Examining the effectiveness of web-based personally-tailored videos to increase physical activity: a randomised controlled trial protocol

Outcome Measure Number of items Collection point (month)
Physical activity ActiGraph Accelerometer [38, 39] 8 0, 3, 9
Active Australia Survey [4042] Objective 0, 3, 9
Sitting time Workforce sitting questionnaire [43] 10 0, 3, 9
Sleep behaviour Behavioral Risk Factor Surveillance   
Screening Sleep Module [44] 4 0, 3, 9
Pittsburgh Sleep Quality Index [45] 2 0, 3, 9
Depression, anxiety, stress DASS 21 [46] 21 0, 3, 9
Quality of life SF-12 [47] 12 0, 3, 9
Socio-cognitive correlates of physical activity Individual items from several measures [4853] 40 0, 3, 9
Physical activity environment PANES [54] 12 0
Learning style Newly developed items 4 0
Internet and technology use Dimensions of Internet use [55] 1 0
Items adapted from previous work [56] 7 0
Internet self-efficacy Internet Self-efficacy scale [57] 8 0
Website statistics Google Analytics Objective Continuous
Additional newly developed items 4 3
User friendliness and usability System Usability Survey [58] 16 3
Additional newly developed items 5 3
Delivery mode usability and preference Items adapted from previous work [24] 9 for text-group 3
14 for video-group
Advice acceptability Items adapted from previous work [59] 16 3
Demographics Commonly used items 13 0