Table 3 Results for the co-linearity (Dependent variable: smoking susceptibility variable)

Anti-smoking messages on media

0.882641

1.13

Anti-smoking message at events

0.896803

1.12

Anti-smoking messages in the school

0.947314

1.06

Grade

0.943694

1.06

Weekly spending money

0.937712

1.07

Accessibility to buy or consume cigarette

0.954606

1.05

Saw anyone smoking in the house

0.880165

1.14

Saw anyone smoking in the school

0.951624

1.05

Parents smoke tobacco

0.889714

1.12

Tobacco advertisement exposure

0.873255

1.15

Tobacco promotion exposure

0.920665

1.09

Tobacco sponsorship exposure

0.872075

1.15