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. 2020 Nov 25;20(4):e00499. doi: 10.34172/jrhs.2020.34

Table 3. The associations between aggression and independent factors using the multiple linear regression model, adjusted for all variables in the table.

Variables β 1 SE 95% CI t-test P -value
Age (yr) -0.12 0.02 -0.16 -0.09 -6.62 0.001
Educational level (school education vs. illiterate) -0.68 1.38 -3.39 2.02 -0.50 0.620
Educational level (academic education vs. illiterate) -2.71 1.41 -5.47 0.05 -1.92 0.054
Number of siblings 0.39 0.11 0.18 0.60 3.59 0.001
Rank of birth -0.35 0.12 -0.59 -0.11 -2.84 0.005
Reading at least one hour per week (yes vs. no) -2.54 0.44 -3.42 -1.67 -5.73 0.001
Number of times doing regular physical exercise per week -0.40 0.11 -0.61 -0.18 -3.56 0.001
Having a friend opposite sex (yes vs. no) 2.10 0.45 1.21 2.99 4.64 0.001
Father behavior (aggressive vs. reasonable) 1.38 0.54 0.31 2.44 2.54 0.011
Father behavior (careless vs. reasonable) 0.99 0.63 -0.25 2.23 1.56 0.119
Mother's behavior (aggressive vs. reasonable) 2.90 0.63 1.67 4.13 4.63 0.001
Mother's behavior (careless vs. reasonable) 1.19 0.64 -0.07 2.45 1.86 0.063
Parental divorce during childhood (yes vs. no) 1.84 0.87 0.13 3.55 2.11 0.035
Ability to control anger (yes vs. no) -8.19 0.43 -9.04 -7.34 -18.95 0.001
Regular prayer (yes vs. no) -3.57 0.41 -4.38 -2.76 -8.64 0.001
Adhere to avoid lying (yes vs. no) -1.54 0.44 -2.41 -0.68 -3.50 0.001
Respect to other people's rights (yes vs. no) -1.96 0.56 -3.05 -0.87 -3.53 0.001
Interest in watching action movies (yes vs. no) 2.99 0.41 2.18 3.80 7.21 0.001
Interest in watching porn movies (yes vs. no) 3.08 0.49 2.12 4.04 6.28 0.001
Interest in listening to music (yes vs. no) 1.43 0.49 0.48 2.38 2.94 0.003
History of scape from home (yes vs. no) 3.34 0.71 1.95 4.72 4.73 0.001
History of scape from school (yes vs. no) 4.70 0.51 3.70 5.70 9.20 0.001
Being in kindergarten in childhood (yes vs. no) -0.88 0.44 -1.75 -0.02 -2.00 0.046
Using neuropsychiatric drugs (yes vs. no) 4.41 0.65 3.14 5.68 6.82 0.001
Using illicit drugs in the past month (yes vs. no) 2.22 0.70 0.85 3.59 3.18 0.001
Drinking alcohol in the past month (yes vs. no) 1.03 0.59 -0.12 2.19 1.75 0.080
History of suicidal thoughts in the past month (yes vs. no) 2.09 0.74 0.65 3.54 2.84 0.005
History of suicide attempt in the past year (yes vs. no) 3.55 0.92 1.74 5.36 3.84 0.001
Attachment to parents (high vs. low) -2.63 0.40 -3.41 -1.85 -6.65 0.001
Family conflict and hostility (high vs. low) 9.14 0.40 8.35 9.93 22.69 0.001
Constant 85.52 1.71 82.17 88.87 50.03 0.001