| n | % | |
---|---|---|---|
Age a [year, mean(SD)] | 14.88 (1.47) | - | - |
Gender | Boys | 838 | 44.7 |
Girls | 1038 | 55.3 | |
Grade [age] | 7th [13.42 (0.72)] | 569 | 30.3 |
8th [14.35 (0.73)] | 562 | 30.0 | |
10th [15.95 (0.59)] | 387 | 20.6 | |
11th [16.86 (0.60)] | 358 | 19.1 | |
Ethnicity | Han b | 1858 | 99.0 |
Others | 18 | 1.0 | |
Parental martial status | Married | 1754 | 93.5 |
Not current married c | 122 | 6.5 | |
Immigrants’ second generation | Yes | 155 | 8.3 |
Single child status | Yes | 131 | 7.0 |
Left-behind status d | Yes | 231 | 12.3 |
Father has a stable job | Yes | 1593 | 84.9 |
Mother has a stable job | Yes | 1382 | 73.7 |
Self history of psychiatric illness | Yes | 9 | 0.5 |
Chronic physical illness e | Yes | 106 | 5.7 |
Family history of psychiatric illness | Yes | 11 | 0.6 |
Local resident | Yes | 1520 | 81.0 |
No | 356 | 19.0 | |
Family incomes | < 5000 | 446 | 23.8 |
5000–10,000 | 666 | 35.5 | |
10,000–20,000 | 174 | 9.3 | |
> 20,000 | 43 | 2.3 | |
Unknown | 547 | 29.2 | |
Father’s educational level | Illiteracy | 280 | 14.9 |
Elementary school | 986 | 52.6 | |
Junior high school | 398 | 21.2 | |
Senior high school | 136 | 7.2 | |
Junior college | 73 | 3.9 | |
College | 3 | 0.2 | |
Mother’s educational level | Illiteracy | 480 | 25.6 |
Elementary school | 908 | 48.4 | |
Junior high school | 357 | 19.0 | |
Senior high school | 88 | 4.7 | |
Junior college | 40 | 2.1 | |
College | 3 | 0.2 | |
Degree of impact by COVID-19 on life | No impact | 485 | 25.9 |
Minimal impact | 660 | 35.2 | |
Moderate impact | 554 | 29.5 | |
Significant impact | 149 | 7.9 | |
Very significant impact | 28 | 1.5 | |
Alcohol intake | Never | 1718 | 91.6 |
Sometime | 154 | 8.2 | |
Often | 4 | 0.2 | |
Everyday | 0 | 0.0 | |
Exercise | Never | 96 | 5.1 |
Sometime | 1187 | 63.3 | |
Often | 438 | 23.3 | |
Everyday | 155 | 8.3 | |
Smoking | Never | 1844 | 98.3 |
Sometime | 19 | 1.0 | |
Often | 1 | 0.1 | |
Everyday | 5 | 0.3 | |
Quit smoking | 7 | 0.4 |