Variables | Response | Experimentation at Survey Five | |||
---|---|---|---|---|---|
n/N (initiators/total population) 178/700 | % initiated 25.4% | OR (OR) | 95% CI | ||
Parent education | High school grad (ref) | 114/529 | 21.6 | 1 | – |
Less than high school | 61/159 | 38.4 | 1.6* | (1.01 to 2.50) | |
Grades | Mostly As (ref) | 69/394 | 17.5 | 1 | – |
Bs and Cs | 80/255 | 31.4 | 1.9** | (1.22 to 2.79) | |
Ds or Fs | 26/39 | 66.7 | 6.4*** | (2.95 to 13.84) | |
Home smoking restrictions | Complete (ref) | 86/440 | 19.6 | 1 | – |
All other responses | 89/248 | 35.9 | 1.5 | (0.97 to 235) | |
Household smokers | No household smokers (ref) | 94/468 | 20.1 | 1 | – |
All other responses | 81/220 | 36.8 | 1.48 | (0.94 to 2.33) | |
Best friend smoking | No best friends smoke (ref) | 139/628 | 22.1 | 1 | – |
Has smoking best friends | 36/60 | 60.0 | 4.7*** | (2.55 to 8.52) | |
Favourite tobacco Advertisement (Ad) | Tobacco industry only (ref) | 36/91 | 39.6 | 1 | – |
Tobacco control only | 33/192 | 17.2 | 0.4** | (0.20 to 0.69) | |
Industry and control | 60/207 | 29.0 | 0.7 | (0.36 to 1.18) | |
No ad | 46/198 | 23.2 | 0.5** | (0.28 to 0.94) |
Hosmer-Lemeshow goodness of fit χ2=7.4562, df=8, p value=0.4883.
†p<0.1, *p<0.05, **p<0.01, ***p<0.001.
‡Model adjusts for child gender, child age, child ethnicity and household income.