Table 5.

The Smartphone Impact Scale (SIS): The following questions are about smartphone usage and certain experiences that you may have while using your smartphone. We are interested in how frequently you have these experiences on a typical day.

DOMAIN 1	Extent of Smartphone use
	1. Q2	I feel very excited while using my smartphone
	2. Q4	I feel very lonely without my smartphone
	3. Q5	I continuously check my smartphone for updates
	4. Q7	I get irritated when I am interrupted while using my smartphone
	5. Q9	Immediately after waking up, I will check my smartphone
	6. Q10	I cannot control the desire to use my smartphone
	7. Q12	I am thinking of shortening my smartphone usage time
	8. Q14	I am always worried that I will lose my smartphone
	9. Q16	I feel sad when I am not receiving any message or communications
	10. Q17	I feel very stressed and worried when my smartphone is not with me
	11. Q20	I cannot sleep without my smartphone by my side
	12. Q21	I feel that my connections with smartphone friends are closer than with my real-life friends
	13. Q22	I get relief from all stress and tension when I am using my smartphone
DOMAIN 2	Impact of smartphone use on Personal life
	1. Q1	I experience sleeping problems due to smartphone use
	2. Q3	While using my smartphone, I feel neck and back pain or discomfort
	3. Q6	I experience eye discomfort or strain due to excessive smartphone use
	4. Q19	While using my smartphone I feel discomfort in my fingers and wrist
	5. Q23	I experience distraction and memory problems due to smartphone use
DOMAIN 3	Impact of smartphone use on Professional life
	1. Q8	Smartphone use will increase medical errors in clinical care
	2. Q11	Sharing of patient medical information through smartphones may increase patients' privacy breaches and insecure medical data storage
	3. Q13	Smartphone use at work will increase the contamination risk
	4. Q18	I am unable to complete planned daily work due to smartphone use
	5. Q15	I am facing conflicts with my colleagues at work due to smartphone use