Table 2.
Internet use and symptoms of IUD sorted by gendera.
| Variables | Female participants (n=1033) | Male participants (n=1740) | P value | Effect size | |||
| Age (years), mean (SD) | 30.97 (14.56) | 28.31 (14.30) | <.001 | d=0.185 | |||
| Time (in hours) spent on the internet on a weekday (Mon-Fri), mean (SD) | 4.92 (3.41) | 5.91 (3.93) | <.001 | d=0.266 | |||
| Time (in hours) spent on the internet on a weekend or holiday, mean (SD) | 5.24 (3.26) | 6.70 (3.92) | <.001 | d=0.395 | |||
| Average calculated hours spent on the internet per week, mean (SD) | 35.07 (21.64) | 42.96 (25.23) | <.001 | d=0.252 | |||
| How often are you using the internet?, n (%) | .21 | Cramér V=0.046 | |||||
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Every day | 1005 (97.3) | 1689 (97.1) |
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2-3 times per week | 19 (1.8) | 41 (2.4) |
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1 time per week | 7 (0.7) | 3 (0.2) |
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1 time per month | 1 (0.1) | 3 (0.2) |
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Less than 1 time per month | 1 (0.1) | 3 (0.2) |
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| For how long (in hours) do you usually use the internet?, n (%) | <.001 | Cramér V=0.165 | |||||
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<1 | 155 (15.0) | 136 (7.8) |
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1-2 | 279 (27.0) | 362 (20.8) |
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3-4 | 267 (25.8) | 473 (27.2) |
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5-6 | 184 (17.8) | 347 (19.9) |
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>6 | 148 (14.3) | 422 (24.3) |
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| AICA-Sb total sample, mean (SD) | 7.45 (5.20) | 8.62 (5.57) | <.001 | d=0.215 | |||
| AICA-S severity groups, n (%) | <.001 | Cramér V=0.098 | |||||
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Unproblematic use | 579 (56.1) | 815 (46.8) |
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Hazardous use | 303 (29.3) | 562 (32.3) |
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Pathological use | 151 (14.6) | 363 (20.9) |
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| In your opinion, which web-based offers do you use excessively? (Multiple answers are possible), n (%) | |||||||
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Web-based games (eg, role-playing games and ego shooters) | 169 (16.4) | 838 (48.2) | .048 | φ=0.061 | ||
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Web-based shopping (eg, eBay and Amazon) | 187 (18.1) | 184 (10.6) | .22 | φ=0.059 | ||
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Chats or forums | 267 (25.9) | 329 (18.9) | .34 | φ=0.038 | ||
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Writing emails | 76 (7.4) | 99 (5.7) | .40 | φ=0.057 | ||
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Web-based sex (eg, pornographic material) | 16 (1.6) | 393 (22.6) | <.001 | φ=0.297 | ||
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Web-based gambling (eg, poker, casinos, betting) | 15 (1.5) | 52 (3.0) | .40 | φ=0.087 | ||
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Web-based communities (eg, Facebook and Instagram) | 437 (42.3) | 435 (25.0) | .10 | φ=0.055 | ||
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Information searching (eg, Wikipedia) | 190 (18.4) | 294 (16.0) | .25 | φ=0.049 | ||
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Web-based streaming services (eg, Netflix, Amazon Prime, YouTube) | 577 (55.9) | 963 (55.3) | >.99 | φ=0.000 | ||
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Others | 67 (6.5) | 118 (6.8) | .02 | φ=0.152 | ||
| In your opinion, the use of which of the web-based services mentioned is the most problematic?, n (%) | <.001 | Cramér V=0.369 | |||||
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Web-based games (eg, role-playing games and ego shooters) | 124 (12.0) | 515 (29.6) |
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Web-based shopping (eg, eBay and Amazon) | 73 (7.1) | 49 (2.8) |
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Chats or forums | 66 (6.4) | 42 (2.4) |
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Writing emails | 12 (1.2) | 14 (0.8) |
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Web-based sex (eg, pornographic material) | 29 (2.8) | 276 (15.9) |
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Web-based gambling (eg, poker, casinos, and betting) | 89 (8.6) | 174 (10.0) |
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Web-based communities (eg, Facebook and Instagram) | 279 (27.0) | 167 (9.6) |
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Information searching (eg, Wikipedia) | 68 (6.6) | 66 (3.8) |
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Web-based streaming services (eg, Netflix and YouTube) | 293 (28.4) | 437 (25.1) | ||||
aMissing values for gender: n=167. We excluded participants with the “divers” gender (n=67).
bAICA-S: Assessment of Internet and Computer Game Addiction Scale.