Table 1.
Comparison of demographic characteristics among subsamples of addictive, problematic, and normal Internet use.
| Addictive Internet Users (n=55) | Problematic Internet Users (n=684) | Normal Internet Users (n=1311) | χ2 | p | |
|---|---|---|---|---|---|
| Age, mean (SE), n (%) | 12.95 (3.297) | 12.78 (3.791) | 12.09 (5.101) | ||
| 6˜9 | 7 (12.7) | 118 (17.3) | 295 (22.5) | 38.692 | <0.001 |
| 10˜14 | 29 (52.7) | 318 (46.5) | 706 (53.9) | ||
| 15˜18 | 19 (34.5) | 248 (36.3) | 310 (23.6) | ||
| Gender, n (%) | |||||
| Male | 37 (67.3) | 371 (54.2) | 649 (49.5) | 994.610 | <0.001 |
| Female | 18 (32.7) | 313 (45.8) | 662 (50.5) | ||
| The only child, n (%) | 2.439 | 0.295 | |||
| Yes | 29 (52.7) | 322 (47.1) | 663 (50.6) | ||
| No | 26 (47.3) | 362 (52.9) | 648 (49.4) | ||
| Education status, n (%) | 70.601 | <0.001 | |||
| Primary school | 14 (25.5) | 207 (30.3) | 624 (47.6) | ||
| Junior middle school | 30 (54.5) | 296 (43.3) | 479 (36.5) | ||
| Senior middle/Technical secondary school |
11 (20.0) | 181 (26.5) | 208 (15.9) | ||
| Residence, n (%) | 7.722 | 0.259 | |||
| First- and second-tier cities | 8 (14.5) | 121 (17.7) | 231 (17.6) | ||
| Third- and fourth-tier cities | 36 (65.5) | 363 (53.1) | 758 (57.8) | ||
| Villages and towns | 9 (16.4) | 151 (22.1) | 247 (18.8) | ||
| Rural area | 2 (3.6) | 49 (7.2) | 75 (5.7) | ||
| Annual family income (RMB yuan), n (%) | 4.123 | 0.660 | |||
| <5000 | 19 (34.5) | 174 (25.4) | 375 (28.6) | ||
| 5000-10000 | 23 (41.8) | 332 (48.5) | 602 (45.9) | ||
| 10000-30000 | 9 (16.4) | 132 (19.3) | 239 (18.2) | ||
| >30000 | 4 (7.3) | 46 (6.7) | 95 (7.2) | ||
| Mother’s Education Level, n (%) | 9.294 | 0.158 | |||
| Primary school or below | 12 (21.8) | 70 (10.2) | 156 (11.9) | ||
| Junior middle school | 13 (23.6) | 172 (25.1) | 355 (27.1) | ||
| Senior middle/Technical secondary school |
10 (18.2) | 183 (26.8) | 317 (24.2) | ||
| College/Bachelor degree or above | 20 (36.4) | 259 (37.9) | 483 (36.8) | ||
| Father’s Education Level, n (%) | 9.105 | 0.168 | |||
| Primary school or below | 8 (14.5) | 57 (8.3) | 96 (7.3) | ||
| Junior middle school | 15 (27.3) | 168 (24.6) | 384 (29.3) | ||
| Senior middle/Technical secondary school |
12 (21.8) | 183 (26.8) | 318 (24.3) | ||
| College/Bachelor degree or above | 20 (36.4) | 276 (40.4) | 513 (39.1) |
Categorical variables were compared using Chi-square test.