| Heavy drinking (last week) | Binge drinking (last week) | Cannabis use (ever) | 'Hard' drug use (ever) | ||||
---|---|---|---|---|---|---|---|---|
 | OR | (95% CIs) | OR | (95% CIs) | OR | (95% CIs) | OR | (95% CIs) |
Alcohol/drug use in movies seen | Â | Â | Â | Â | Â | Â | Â | Â |
(a) unadjusted | Â | Â | Â | Â | Â | Â | Â | Â |
Quartile 1 | 1.00 | Â | 1.00 | Â | 1.00 | Â | 1.00 | Â |
Quartile 2 | 0.99 | (0.67-1.47) | 1.12 | (0.78-1.62) | 0.92 | (0.64-1.32) | 0.73 | (0.39-1.36) |
Quartile 3 | 1.08 | (0.73-1.61) | 1.21 | (0.84-1.75) | 1.46 | (1.01-2.10) | 1.30 | (0.75-2.26) |
Quartile 4 | 1.56 | (1.06-2.29) | 1.59 | (1.10-2.30) | 1.80 | (1.24-2.62) | 1.57 | (0.91-2.69) |
(b) adjusted for gender | Â | Â | Â | Â | Â | Â | Â | Â |
Quartile 1 | 1.00 | Â | 1.00 | Â | 1.00 | Â | 1.00 | Â |
Quartile 2 | 1.00 | (0.67-1.50) | 1.14 | (0.79-1.64) | 0.92 | (0.64-1.33) | 0.73 | (0.39-1.40) |
Quartile 3 | 1.07 | (0.71-1.59) | 1.20 | (0.83-1.74) | 1.38 | (0.95-1.99) | 1.21 | (0.69-2.12) |
Quartile 4 | 1.47 | (0.99-2.17) | 1.51 | (1.04-2.19) | 1.66 | (1.14-2.43) | 1.42 | (0.82-2.46) |
(c) adjusted for gender and background (parental social class, parental structure, PBI care and control) | Â | Â | Â | Â | Â | Â | Â | Â |
Quartile 1 | 1.00 | Â | 1.00 | Â | 1.00 | Â | 1.00 | Â |
Quartile 2 | 1.05 | (0.70-1.58) | 1.20 | (0.83-1.75) | 0.92 | (0.64-1.34) | 0.71 | (0.38-1.34) |
Quartile 3 | 1.12 | (0.74-1.68) | 1.26 | (0.86-1.84) | 1.39 | (0.95-2.02) | 1.24 | (0.70-2.18) |
Quartile 4 | 1.55 | (1.04-2.30) | 1.59 | (1.09-2.33) | 1.67 | (1.14-2.46) | 1.50 | (0.86-2.62) |
(d) adjusted for gender, background and personal characteristics (take risks, rule-breaker, 'Highers') | Â | Â | Â | Â | Â | Â | Â | Â |
Quartile 1 | 1.00 | Â | 1.00 | Â | 1.00 | Â | 1.00 | Â |
Quartile 2 | 0.93 | (0.61-1.41) | 1.11 | (0.76-1.63) | 0.78 | (0.52-1.15) | 0.61 | (0.31-1.19) |
Quartile 3 | 1.04 | (0.68-1.57) | 1.19 | (0.81-1.74) | 1.27 | (0.86-1.89) | 1.16 | (0.63-2.13) |
Quartile 4 | 1.42 | (0.95-2.13) | 1.49 | (1.01-2.19) | 1.49 | (0.99-2.24) | 1.40 | (0.76-2.56) |
(e) adjusted for gender, background, personal characteristics and friends' drinking status/cannabis use (as appropriate) | Â | Â | Â | Â | Â | Â | Â | Â |
Quartile 1 | 1.00 | Â | 1.00 | Â | 1.00 | Â | 1.00 | Â |
Quartile 2 | 0.80 | (0.52-1.23) | 0.94 | (0.63-1.41) | 0.74 | (0.48-1.13) | 0.54 | (0.26-1.12) |
Quartile 3 | 0.94 | (0.61-1.44) | 1.06 | (0.71-1.58) | 1.21 | (0.78-1.86) | 1.03 | (0.53-1.99) |
Quartile 4 | 1.25 | (0.82-1.89) | 1.28 | (0.86-1.91) | 1.34 | (0.85-2.09) | 1.24 | (0.64-2.39) |
(f) adjusted for gender, background, personal characteristics, friends' drinking/cannabis and own tv, dvd or video hours. | Â | Â | Â | Â | Â | Â | Â | Â |
Quartile 1 | 1.00 | Â | 1.00 | Â | 1.00 | Â | 1.00 | Â |
Quartile 2 | 0.80 | (0.52-1.23) | 0.95 | (0.63-1.41) | 0.76 | (0.49-1.17) | 0.55 | (0.26-1.14) |
Quartile 3 | 0.94 | (0.61-1.45) | 1.07 | (0.71-1.60) | 1.26 | (0.82-1.96) | 1.07 | (0.55-2.09) |
Quartile 4 | 1.25 | (0.82-1.90) | 1.29 | (0.86-1.92) | 1.41 | (0.90-2.22) | 1.28 | (0.66-2.47) |
(N in each analysis) | (922) | Â | (928) | Â | (926) | Â | (926) | Â |