Table 3.

Independent associations between sociodemographic factors and cotinine

Model 1* [F (∂η2)]Model 2 [F (∂η2)]
AgeF(7, 6,197) = 39.54 (0.043)F(7, 6,167) = 18.26 (0.020)
SexF(1, 6,197) = 126.20 (0.020)F(1, 6,167) = 83.29 (0.013)
Social classF(5, 6,197) = 2.17 (0.002)F(5, 6,167) = 0.90 (0.001)
DeprivationF(3, 6,197) = 11.34 (0.005)F(3, 6,167) = 6.55 (0.003)
Marital statusF(4, 6,197) = 4.28§ (0.003)F(4, 6,167) = 2.14 (0.001)
RegionF(8, 6,197) = 3.50 (0.004)F(8, 6,167) = 1.45 (0.002)
Cigarettes per dayF(7, 6,167) = 253.45 (0.223)
Adjusted R20.1050.303
  • * Model 1: all sociodemographic factors included as independent variables.

  • Model 2: all sociodemographic factors and cigarettes per day included as independent variables.

  • P < 0.001.

  • § P < 0.01.