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Table 2 Univariate and multivariable Logistic regression models fitting results for SH

From: Impulsivity mediates the association between parenting styles and self-harm in Chinese adolescents

Covariates

Univariate

Mutilvariable1

Mutilvariable2

Mutilvariable3

OR (95%CI)

OR (95%CI)

OR (95%CI)

OR (95%CI)

Age(+ 1 year)

1.27 (1.18, 1.37)

1.09 (0.90, 1.32)

1.12 (0.94, 1.33)

1.10 (0.91, 1.33)

Sex: Girls (Ref: Boys)

1.38 (1.24, 1.54)

1.44 (1.17, 1.78)

1.40 (1.13, 1.74)

1.42 (1.14, 1.76)

Grade (Ref: Primary school)

 Junior high school

2.38 (1.32, 4.31)

1.94 (0.86, 4.37)

1.90 (0.90, 4.02)

2.01 (0.88, 4.59)

 Senior high school

3.47 (2.21, 5.45)

2.48 (0.94, 6.57)

2.27 (0.95, 5.42)

1.11 (1.00, 1.23)

Ethnicity (Ref: Other)

1.03 (0.81, 1.32)

   

Father’s education level (Ref: Elementary and below)

 Junior high school above

0.79 (0.58, 1.07)

   

Mother’s education level (Ref: Elementary and below)

 Junior high school above

0.70 (0.55, 0.90)

1.09 (0.97, 1.22)

1.10 (0.98, 1.23)

1.11 (1.00, 1.23)

Father’s age (+ 5 years)

1.18 (1.11, 1.25)

0.96 (0.87, 1.07)

0.95 (0.85, 1.06)

0.96 (0.86, 1.06)

Mother’s age (+ 5 years)

1.21 (1.10, 1.33)

1.07 (0.94, 1.22)

1.07 (0.93, 1.23)

1.09 (0.95, 1.26)

Impulsivity (Ref: Combined score < 39.17)

 High (Combined score > = 39.17)

3.34 (2.84–3.92)

2.16 (1.82, 2.55)

2.16 (1.82, 2.56)

2.07 (1.75, 2.44)

Parenting style

 Father’s Rejection (Combined score + 1)

1.20 (1.14–1.26)

1.13 (1.07, 1.20)

 

1.06 (0.97, 1.15)

 Father’s Emotional Warmth (Combined score + 1)

1.08 (1.06–1.10)

1.05 (1.03, 1.07)

 

1.05 (1.02, 1.09)

 Father’s Over-protection (Combined score+ 1)

1.12 (1.10–1.16)

1.07 (1.03, 1.11)

 

1.01 (0.93, 1.09)

 Mother’s Rejection (Combined score + 1)

1.22 (1.17–1.26)

 

1.13 (1.08, 1.19)

1.09 (1.01, 1.17)

 Mother’s Emotional Warmth (Combined score + 1)

1.08 (1.07–1.09)

 

1.05 (1.02, 1.07)

1.00 (0.96, 1.03)

 Mother’s Over-protection (Combined score + 1)

1.13 (1.11–1.15)

 

1.08 (1.05, 1.11)

1.08 (1.02, 1.14)

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