Table 1.
Description of included variables across subjective socioeconomic status.
| Characteristic | Low (0–4), N = 216a | Medium (5–7), N = 1,778a | High (8–10), N = 1,421a | p-valueb |
|---|---|---|---|---|
| Age | 17.60 (1.16) | 17.27 (1.00) | 17.24 (0.94) | <0.001 |
| Gender | <0.001 | |||
| Boys | 67 (31%) | 705 (40%) | 723 (51%) | |
| Girls | 149 (69%) | 1,073 (60%) | 698 (49%) | |
| Country of birth | 0.028 | |||
| Norway | 189 (88%) | 1,635 (92%) | 1,277 (90%) | |
| Other country | 27 (12%) | 143 (8.0%) | 144 (10%) | |
| Type of study | 0.093 | |||
| General studies | 149 (69%) | 1,328 (75%) | 1,078 (76%) | |
| Vocational studies | 67 (31%) | 450 (25%) | 343 (24%) | |
| Frequency of social media use | 0.4 | |||
| Daily or less | 46 (21%) | 424 (24%) | 349 (25%) | |
| Many times a day | 101 (47%) | 888 (50%) | 698 (49%) | |
| Almost constantly | 69 (32%) | 466 (26%) | 374 (26%) | |
| Daily duration of social media use | 0.030 | |||
| <2 hours | 49 (23%) | 520 (29%) | 438 (31%) | |
| 2–4 hours | 77 (36%) | 667 (38%) | 556 (39%) | |
| 4–5 hours | 48 (22%) | 331 (19%) | 237 (17%) | |
| >5 hours | 42 (19%) | 260 (15%) | 190 (13%) | |
| Unwanted attention from strangers (V1) | <0.001 | |||
| Never | 51 (25%) | 541 (32%) | 494 (37%) | |
| Seldom | 79 (38%) | 565 (33%) | 434 (33%) | |
| Sometimes or more | 77 (37%) | 590 (35%) | 399 (30%) | |
| Others share pictures/videos (V2) | <0.001 | |||
| Never | 106 (51%) | 966 (57%) | 861 (65%) | |
| Seldom | 78 (38%) | 569 (33%) | 345 (26%) | |
| Sometimes or more | 23 (11%) | 167 (9.8%) | 127 (9.5%) | |
| Receive unwanted nude pictures/sexualised content (V3) | 0.006 | |||
| Never | 87 (42%) | 906 (53%) | 749 (56%) | |
| Seldom | 58 (28%) | 383 (23%) | 285 (21%) | |
| Sometimes or more | 61 (30%) | 412 (24%) | 298 (22%) | |
| Asked to send nude pictures/sexualised content (V4) | <0.001 | |||
| Never | 105 (51%) | 993 (58%) | 852 (64%) | |
| Seldom | 39 (19%) | 344 (20%) | 268 (20%) | |
| Sometimes or more | 61 (30%) | 365 (21%) | 212 (16%) | |
| Negative comments (V5) | <0.001 | |||
| Never | 153 (74%) | 1,422 (84%) | 1,155 (87%) | |
| Seldom | 36 (17%) | 199 (12%) | 114 (8.6%) | |
| Sometimes or more | 18 (8.7%) | 76 (4.5%) | 59 (4.4%) | |
| Unpleasant/hurtful messages (V6) | <0.001 | |||
| Never | 128 (62%) | 1,238 (73%) | 1,053 (79%) | |
| Seldom | 47 (23%) | 316 (19%) | 183 (14%) | |
| Sometimes or more | 32 (15%) | 146 (8.6%) | 95 (7.1%) | |
| Negative talk from others (V7) | <0.001 | |||
| Never | 134 (65%) | 1,238 (73%) | 1,037 (78%) | |
| Seldom | 45 (22%) | 314 (19%) | 178 (13%) | |
| Sometimes or more | 27 (13%) | 142 (8.4%) | 111 (8.4%) | |
| Excluded from groups/chats (V8) | <0.001 | |||
| Never | 117 (57%) | 1,013 (60%) | 874 (66%) | |
| Seldom | 50 (24%) | 453 (27%) | 289 (22%) | |
| Sometimes or more | 39 (19%) | 234 (14%) | 162 (12%) | |
| Negative acts and exclusion (mean) | 1.56 (0.68) | 1.42 (0.55) | 1.36 (0.58) | <0.001 |
| Unwanted attention from others (mean) | 2.09 (0.99) | 1.89 (0.89) | 1.79 (0.86) | <0.001 |
| Number of different negative experiences (mean) | 3.56 (2.62) | 2.97 (2.51) | 2.50 (2.42) | <0.001 |
N = 3,415. aMean (SD); n (%); bKruskal-Wallis rank sum test; Pearson's Chi-squared test.
Bold indicates statistical significant difference.
Missing information on variables ranging from n = 192 (5.6%) to n = 167 (4.9%).