Variable | N/Mean | %(N)/SD |
---|---|---|
Gender | ||
 Male | 416 | 40.0% |
 Female | 624 | 60.0% |
Class standing | ||
 1st year | 264 | 25.4% |
 2nd year | 491 | 47.2% |
 3rd year and above | 285 | 27.4% |
Annual family income | ||
  < 50,000 yuan | 241 | 23.2% |
 50,000 to < 100,000 yuan | 309 | 29.7% |
 100,000 to < 200,000 yuan | 302 | 29.0% |
  > 200,000 yuan | 188 | 18.1% |
Academic achievement | ||
 Top 20% | 323 | 31.1% |
 Average | 564 | 54.2% |
 Bottom 20% | 153 | 14.7% |
Father’s education | ||
 Junior high school or below | 381 | 36.6% |
 Senior high school | 258 | 24.8% |
 College and above | 401 | 38.6% |
Mother’s education | ||
 Junior high school or below | 436 | 41.9% |
 Senior high school | 250 | 24.0% |
 College and above | 354 | 34.0% |
Physical activity | 2.36 | 0.06 |
 0 days/week | 210 | 20.2% |
 1 days/week | 189 | 18.2% |
 2 days/week | 212 | 20.4% |
 3 days/week | 200 | 19.2% |
 4–7 days/week | 229 | 22.0% |
Substance use | ||
 None | 736 | 70.8% |
 1 type | 137 | 13.2% |
 2 or more types | 167 | 16.1% |
Problematic internet use | 54.09 | 0.51 |
 (Skewness, kurtosis) | (0.39) | (0.05) |
Problematic gaming | 16.41 | 0.22 |
 (Skewness, kurtosis) | (0.87) | (−0.38) |
Sleep quality | 5.45 | 0.09 |
 (Skewness, kurtosis) | (0.52) | (0.11) |
Psychological distress | 54.65 | 2.05 |
 (Skewness, kurtosis) | (1.69) | (2.91) |
Subscales | ||
 Somatization | 6.07 | 0.27 |
 Obsessive compulsiveness | 8.09 | 0.25 |
 Interpersonal sensitivity | 6.38 | 0.23 |
 Depression | 8.81 | 0.33 |
 Anxiety | 5.58 | 0.24 |
 Hostility | 3.40 | 0.14 |
 Phobic anxiety | 3.35 | 0.16 |
 Paranoid ideation | 3.31 | 0.14 |
 Psychoticism | 5.62 | 0.24 |