Current drinking, N (%) | Crude OR (95% CI) | Adjusted OR† (95% CI) | |
---|---|---|---|
Age, years | |||
≤14 | 1559 (15.8) | 1 | 1 |
≥15 | 3011 (25.7) | 1.79 (1.70 to 1.92)*** | 1.87 (1.74 to 2.02)*** |
Sex | |||
Boys | 2441 (21.9) | 1 | 1 |
Girls | 2129 (20.4) | 0.99 (0.93 to 1.07)** | 0.99 (0.92 to 1.06) |
Place of birth | |||
Hong Kong | 3429 (21.2) | 1 | 1 |
Mainland China | 934 (20.8) | 0.94 (0.87 to 1.03) | 0.92 (0.84 to 1.01) |
Other places | 186 (22.8) | 1.08 (0.90 to 1.29) | 1.01 (0.84 to 1.22) |
Perceived family affluence | |||
Low | 1206 (20.0) | 1 | 1 |
Medium | 2498 (20.5) | 1.03 (0.95 to 1.11) | 1.11 (1.02 to 1.21)* |
High | 785 (26.1) | 1.42 (1.28 to 1.59)*** | 1.55 (1.38 to 1.75)*** |
p for trend | <0.001 | <0.001 | |
Housing type | |||
Public rental housing | 1672 (19.9) | 1 | 1 |
Subsidised private housing | 590 (21.2) | 1.13 (1.02 to 1.26)* | 1.09 (0.97 to 1.22) |
Private housing | 1750 (23.4) | 1.09 (1.14 to 1.29)*** | 1.11 (1.01 to 1.21)* |
Temporary/others/unknown | 506 (18.8) | 0.88 (0.79 to 0.99)* | 0.91 (0.81 to 1.03) |
Parental marital status | |||
Married | 3560 (20.3) | 1 | 1 |
Separated/divorced | 665 (25.2) | 1.26 (1.15 to 1.39)*** | 1.31 (1.19 to 1.45)*** |
One or both parents deceased | 281 (26.1) | 1.38 (1.16 to 1.55)*** | 1.40 (1.21 to 1.62)*** |
p Value from likelihood ratio test vs logistic regression | <0.01 | <0.001 |
*p<0.05, **p<0.01 and ***p<0.001.
†Adjusting for clustering effect by using multilevel logistic regression with random intercept, and mutually adjusted for all variables in the table.