Table 3 Longitudinal multivariate model for trying cigarettes during follow-up (nā€Š=ā€Š2603)
VariableCategoryNo% Ever tried smoking at follow-upAdjusted relative risk (95% CI)
Receptivity to tobacco marketingNo receptivity2110(8.3)Reference
Moderate receptivity41(7.3)0.64 (0.22 to 1.87)
High receptivity439(18.2)1.12 (0.86 to 1.48)
Movie smoking (occurrences seen)First quartile651(3.4)Reference
Second quartile651(8.6)2.00 (1.26 to 3.16)
Third quartile651(11.4)2.19 (1.40 to 3.43)
Fourth quartile650(16.5)2.70 (1.72 to 4.22)
Age10ā€“11 years809(6.2)Reference
12 years804(8.5)1.21 (0.85 to 1.71)
13ā€“14 years990(14.2)1.62 (1.17 to 2.25)
GenderMale1234(9.6)Reference
Female1369(10.2)1.55 (1.21 to 1.99)
Parent educationBoth completed high school2223(9.3)Reference
Neither or one completed high school380(13.9)1.04 (0.77 to 1.40)
Parent or sibling smokesNo1694(6.7)Reference
Yes896(16.3)1.70 (1.32 to 2.17)
Any friends smokeNo1932(7.6)Reference
Yes671(16.7)1.13 (0.88 to 1.46)
School performanceExcellent1113(4.8)Reference
Good1006(11.3)1.75 (1.28 to 2.39)
Average/below average484(19.0)2.04 (1.44 to 2.89)
Sensation seekingLowest third1160(5.9)Reference
Middle third577(9.0)1.08 (0.76 to 1.52)
Highest third866(16.1)1.43 (1.05 to 1.95)
RebelliousnessLowest third771(4.8)Reference
Middle third1217(9.0)1.34 (0.93 to 1.93)
Highest third615(18.2)1.98 (1.32 to 2.99)
Self-esteemLowest third1030(12.5)Reference
Middle third903(9.6)1.23 (0.95 to 1.61)
Highest third670(6.4)0.96 (0.68 to 1.36)
Maternal responsivenessLowest third744(15.1)Reference
Middle third1032(8.6)0.79 (0.61 to 1.04)
Highest third827(7.0)0.89 (0.64 to 1.25)
Maternal demandingnessLowest third954(10.6)Reference
Middle third1084(10.3)1.23 (0.95 to 1.59)
Highest third565(8.1)1.16 (0.82 to 1.64)
Parental disapproval of child smokingBoth disapprove2157(9.1)Reference
Neither or mixed disapprove446(13.9)1.09 (0.83 to 1.43)
  • School is included as a control variable.