|
Variables
|
Univariate OR (95% CI)
|
P Value
|
Multivariatea OR (95% CI)
|
P Value
|
|---|
|
Gender(female)
|
1.42(1.25, 1.62)
|
<0.001
|
1.89(1.59,2.23)
|
<0.001
|
|
Grade(Senior)
|
0.99(0.87, 1.12)
|
0.870
|
0.67(0.56,0.79)
|
<0.001
|
|
Smoking(Yes)
|
1.97(1.71,2.27)
|
<0.001
|
1.97(1.63,2.37)
|
<0.001
|
|
Academic achievement
|
|
Good
|
1.00
|
-
|
1.00
|
-
|
|
Average
|
1.12(0.97, 1.30)
|
0.120
|
0.93(0.79,1.11)
|
0.450
|
|
Below average
|
1.64(1.38, 1.94)
|
<0.001
|
1.10(0.89,1.36)
|
0.390
|
|
Living arrangement
|
|
Two biological parents
|
1.00
|
-
|
1.00
|
-
|
|
Biological father or mother
|
1.76(1.46, 2.12)
|
<0.001
|
1.18(0.82,1.70)
|
0.370
|
|
Others
|
1.53(1.29, 1.81)
|
<0.001
|
0.97(0.77,1.21)
|
0.790
|
|
Family socioeconomic status
|
|
High
|
1.00
|
-
|
1.00
|
-
|
|
Average
|
0.69(0.53,0.89)
|
0.005
|
0.76(0.55,1.05)
|
0.100
|
|
Low
|
1.06(0.80,1.41)
|
0.680
|
0.89(0.62,1.28)
|
0.550
|
|
Relationship with parents
|
|
Good
|
1.00
|
-
|
1.00
|
-
|
|
Average
|
2.45(1.97,3.05)
|
<0.001
|
1.61(1.26,2.05)
|
<0.001
|
|
Poor
|
3.95(2.55,6.11)
|
<0.001
|
1.84(1.12,3.03)
|
0.020
|
|
Relationship with classmates
|
|
Good
|
1.00
|
-
|
1.00
|
-
|
|
Average
|
1.56(1.37,1.78)
|
<0.001
|
1.28(1.08,1.50)
|
0.003
|
|
Poor
|
3.59(2.65,4.86)
|
<0.001
|
1.79(1.23,2.63)
|
0.003
|
|
Feelings about school
|
|
Good
|
1.00
|
-
|
1.00
|
-
|
|
Average
|
1.97(1.72,2.25)
|
<0.001
|
1.41(1.19,1.67)
|
<0.001
|
|
Bad
|
3.89(3.09,4.90)
|
<0.001
|
1.77(1.32,2.38)
|
<0.001
|
|
Anorexia nervosa
|
|
Never
|
1.00
|
-
|
1.00
|
-
|
|
Occasionally
|
1.57(1.33,1.85)
|
<0.001
|
1.21(0.99,1.46)
|
0.050
|
|
Sometimes
|
2.21(1.79,2.72)
|
<0.001
|
1.25(0.97,1.61)
|
0.080
|
|
Often
|
3.99(2.92,5.44)
|
<0.001
|
1.94(1.32,2.85)
|
0.001
|
|
Strategies for conflict(Struggle)
|
1.57(1.34,1.81)
|
<0.001
|
1.34(1.12,1.59)
|
0.001
|
|
Depression(yes)
|
6.58(5.75,7.53)
|
<0.001
|
5.04(4.31,5.90)
|
<0.001
|
-
CI confidence interval, OR odds ratio
-
aAdjusted for potential confounders, including gender, grade, smoking, academic achievement, living arrangement, SES, relationship with parents and classmates, feeling about school, strategies for conflict and depression
