| Summary for scale: Mean=40.68 Std.Dv.=10.92 Valid N:146 (Data ICEEPSY) Cronbach’s alpha:0.92 Standardized alpha: 0.93 Average inter-item corr.: 0.33 |
| Variable – CIAS item |
Alpha if deleted |
| O1: I was told more than once that I spend too much time online. |
0.92 |
| O2: I get backaches or other physical discomfort from spending time surfing the net. |
0.93 |
| O3: I find myself going online instead of spending time with friends. |
0.92 |
| O4: Going online is the first thought I have when I wake up each morning. |
0.92 |
| Q5: I fail to control the impulse to log on. |
0.92 |
| O6: More than once, I have slept less than four hours due to being online. |
0.92 |
| O7: Surfing the internet has negatively affected my physical health. |
0.92 |
| Q8: Although using the internet has negatively affected my relationships, the amount of time I spend online has not decreased. |
0.92 |
| O9: I feel like I am missing something if I don’t go online for a certain period of time. |
0.92 |
| Q10: My interactions with family members have decreased as a result of internet use. |
0.92 |
| Q11: My recreational activities have decreased as a result of internet use. |
0.92 |
| Q12: I feel distressed or down when I stop using the internet for a certain period of time. |
0.92 |
| O13: During the past term (6 months), I have increased substantially the amount of time I spend online per week. |
0.92 |
| O14: Going online has negatively affected my schoolwork or job performance. |
0.92 |
| Q15: I fail to control the impulse to go back online after logging off for other work. |
0.92 |
| Q16: My life would be joyless without the internet. |
0.92 |
| Q17: I have tried to spend less time online but have been unsuccessful. |
0.92 |
| Q18: I stay online for longer periods of time than intended. |
0.92 |
| Q19: I feel energized online. |
0.92 |
| Q20: I feel tired during the day because of using the internet late at night. |
0.92 |
| Q21: I fail to have meals on time because of using the internet. |
0.92 |
| O22: I need to spend an increasing amount of time online to achieve the same satisfaction as before. |
0.92 |
| O23: I make it a habit to sleep less so that more time can be spent online. |
0.92 |
| O24: I feel restless and irritable when the internet is disconnected or unavailable. |
0.92 |
| O25: I find that I have been spending longer and longer periods of time online. |
0.92 |
| O26: I feel uneasy once I stop going online for a certain period of time. |
0.92 |
