| |
N
|
Prevalence (%)
|
p-value
|
OR (95% CI)
|
|---|
|
Alcohol use
|
< 0.001
| |
|
Seldom
|
7950
|
25.85
|
–
|
1
|
|
Occasionally
|
282
|
29.43
|
< 0.001
|
1.196 (0.922–1.553)
|
|
Sometimes
|
160
|
33.75
|
< 0.001
|
1.461 (1.049–2.036)
|
|
Often
|
174
|
30.46
|
< 0.001
|
1.256 (0.906–1.742)
|
|
Always
|
98
|
62.24
|
< 0.001
|
4.729 (3.134–7.137)
|
|
Smoking
|
0.001
| |
|
Seldom
|
5674
|
24.34
|
–
|
1
|
|
Occasionally
|
2196
|
27.96
|
< 0.001
|
1.207 (1.080–1.348)
|
|
Sometimes
|
637
|
36.89
|
< 0.001
|
1.817 (1.530–2.158)
|
|
Often
|
111
|
40.54
|
< 0.001
|
2.120 (1.444–3.111)
|
|
Always
|
46
|
67.39
|
< 0.001
|
6.424 (3.458–11.936)
|
|
Satisfaction with major
|
< 0.001
| |
|
Very satisfied
|
1403
|
22.38
|
–
|
1
|
|
Satisfied
|
3210
|
24.33
|
0.152
|
1.115 (0.961–1.295)
|
|
Neutral
|
2795
|
28.19
|
< 0.001
|
1.362 (1.172–1.582)
|
|
Dissatisfied
|
793
|
31.27
|
< 0.001
|
1.578 (1.298–1.919)
|
|
Very dissatisfied
|
463
|
37.80
|
< 0.001
|
2.107 (1.681–2.642)
|
|
Satisfaction with school
|
< 0.001
| |
|
Very satisfied
|
1491
|
21.40
|
–
|
1
|
|
Satisfied
|
3255
|
24.15
|
0.037
|
1.170 (1.009–1.356)
|
|
Neutral
|
2661
|
29.54
|
< 0.001
|
1.540 (1.327–1.788)
|
|
Dissatisfied
|
828
|
31.04
|
< 0.001
|
1.654 (1.364–2.004)
|
|
Very dissatisfied
|
429
|
36.83
|
< 0.001
|
2.142 (1.699–2.701)
|
|
Difficulty falling asleep (per week)
|
< 0.001
| |
|
< 1
|
4337
|
19.62
|
–
|
1
|
|
1–2
|
2758
|
31.18
|
< 0.001
|
1.856 (1.663–2.072)
|
|
> 3
|
726
|
36.09
|
0.165
|
2.313 (1.953–2.739)
|
|
Every day
|
843
|
39.50
|
< 0.001
|
2.675 (2.286–3.13)
|
- CI, confidence interval; OR, odds ratio after univariate logistic regression
