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. 2022 Jul 6;19(14):8231. doi: 10.3390/ijerph19148231

Table A9.

Mobile Device Use and Affinity Subscale Questions, Means, and Standard Deviations (SD).

Mean SD
Connectedness 3.33 0.85
1. My mobile device helps me keep track of my social life better during the pandemic 3.58 1.17
2. My mobile device helps me stay close to my friends and family since the pandemic began 4.13 1.03
3. I now prefer communicating through my mobile device over face-to-face communication 2.29 1.23
Productivity 3.28 0.78
1. My mobile device helps me to be more organized at work/school since the pandemic began 3.27 1.19
2. My mobile device has been helping me more stay connected and up to date with work/school activities during the pandemic 3.53 1.19
3. My productivity has decreased as a direct result of the time I spend on the mobile device now 2.97 1.33
Mental well-being 3.25 1.11
1. I have used my mobile device more to make myself feel better when I was feeling down during the pandemic 3.29 1.45
2. I have used my mobile device more to talk to others when I was feeling isolated 3.62 1.27
3. Since the beginning of the pandemic using my mobile device
improves my mood
2.85 1.23
Continuous use 3.42 1.13
1. Since the beginning of the pandemic. I read/send text messages from my mobile device. When I am at work or in class. That are not related to what I am doing 3.16 1.34
2. I feel that the frequency of mobile device and Internet
(e.g., mobile data) usage has increased since the pandemic began
3.68 1.29
Addiction 2.84 1.10
1. I find myself more occupied with my mobile device (since the
beginning of the pandemic) when I should be doing other things
3.28 1.37
2. I find myself more occupied on my mobile device since the
pandemic began. Even when I’m with other people
2.62 1.39
3. Since the pandemic began. My friends and family complain more about my use of the mobile device 2.03 1.21
4. I find myself more engaged with my mobile device for longer
periods of time than I intended since the pandemic began
3.43 1.32
Detrimental impacts on physical health 2.43 1.18
1. I have aches and pains that are associated with using my mobile device 2.38 1.37
2. I have experienced light-headedness or blurred vision due to my mobile device usage 2.34 1.41
3. I lose adequate sleep due to the time I spend on my mobile
device
2.56 1.45

Note: Several questions were adapted from Bock et al. (2016), Binachi and Phillips (2005), and Merlo et al. (2013) [26,27,28].