Covariates | Univariate model | Multivariate model 1 | Multivariate model 2 | Multivariate model 3 | Multivariate model 4 |
---|---|---|---|---|---|
OR (90% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | |
Age: + 1 year | 0.81 (0.73, 0.90) | 0.90 (0.79, 1.04) | 0.89 (0.78, 1.03) | 0.90 (0.77, 1.05) | 0.91 (0.78, 1.06) |
Sex (Ref: Boys): Girls | 0.83 (0.70, 0.99) | 0.90 (0.74, 1.09) | 0.84 (0.68, 1.03) | 0.86 (0.68, 1.09) | 0.82 (0.65, 1.04) |
Grade (Ref: Primary school) | |||||
 Junior high school or above | 0.44 (0.30, 0.66) | 0.61 (0.41, 0.90) | 0.63 (0.42, 0.93) | 0.60 (0.40, 0.91) | 0.57 (0.37, 0.88) |
Study style (Ref: Day students) | |||||
 Boarding students | 0.63 (0.46, 0.86) | 0.78 (0.59, 1.03) | 0.78 (0.58, 1.05) | 0.79 (0.57, 1.08) | 0.79 (0.57, 1.10) |
Marital status of the parents (Ref: Married) | |||||
 Divorced/Remarried/Widowed | 1.73 (1.36, 2.20) | 1.51 (1.17, 1.95) | 1.53 (1.16, 2.01) | 1.50 (1.13, 2.00) | 1.48 (1.09, 2.01) |
Income status (Ref: Stable): Unstable | 1.41 (1.04, 1.91) | 1.31 (0.97, 1.77) | 1.31 (0.96, 1.78) | 1.31 (0.94, 1.82) | 1.30 (0.92, 1.83) |
Father’s parenting style: + 5 points | |||||
 Rejection | 2.01 (1.71, 2.36) | 1.86 (1.59, 2.18) |  | 1.28 (1.09, 1.52) | 1.25 (1.05, 1.48) |
 Emotional warmth | 0.75 (0.66, 0.85) | 0.80 (0.69, 0.93) |  | 0.78 (0.59, 1.03) | 0.83 (0.61, 1.14) |
 Over-protection | 1.18 (0.99, 1.40) |  |  |  |  |
Mother’s parenting style: + 5 points | |||||
 Rejection | 2.07 (1.70, 2.51) |  | 1.85 (1.48, 2.31) | 1.56 (1.19, 2.04) | 1.46 (1.11, 1.93) |
 Emotional warmth | 0.79 (0.70, 0.88) |  | 0.82 (0.73, 0.93) | 1.02 (0.84, 1.24) | 1.11 (0.96, 1.34) |
 Over-protection | 1.27 (1.10, 1.48) |  | 1.10 (0.93, 1.30) | 1.08 (0.91, 1.28) | 1.05 (0.87, 1.26) |
Resilience: + 5 points | 0.86 (0.82, 0.90) |  |  |  | 0.91 (0.85, 0.97) |