Table 2 Odds ratio of being a smoker (95% CIs) and random variance estimates predicted from access to supermarkets in the 2002/03 New Zealand Health Survey (n = 12 529)
Model 1*Model 2†Model 3‡Model 4§
BaselineIndividual socioeconomic statusArea deprivationUrban/rural
Neighbourhood access (min)
    Worst >6.541111
    Worse 3.22–6.541.08 (0.93 to 1.25)1.12 (0.97 to 1.29)1.08 (0.94 to 1.24)1.03 (0.86 to 1.24)
    Better 1.89–3.221.17 (1.01 to 1.35)1.19 (1.04 to 1.38)1.12 (0.97 to 1.29)1.07 (0.89 to 1.29)
    Best <1.891.22 (1.05 to 1.42)1.23 (1.06 to 1.42)1.12 (0.97 to 1.29)1.06 (0.88 to 1.28)
Sex
    Male1111
    Female1.04 (0.95 to 1.14)1.10 (1.00 to 1.21)1.10 (1.00 to 1.22)1.11 (1.01 to 1.22)
Age group (years)
    65+1111
    45–644.31 (3.57 to 5.21)3.77 (3.06 to 4.64)3.68 (2.99 to 4.52)3.67 (2.99 to 4.52)
    25–444.57 (3.91 to 5.33)4.38 (3.64 to 5.27)4.26 (3.54 to 5.13)4.26 (3.54 to 5.13)
    15–242.86 (2.44 to 3.36)2.85 (2.38 to 3.40)2.78 (2.33 to 3.31)2.78 (2.33 to 3.32)
Ethnicity
    Other1111
    Māori2.94 (2.62 to 3.29)2.44 (2.17 to 2.74)2.22 (1.97 to 2.50)2.22 (1.98 to 2.50)
    Pacific1.52 (1.27 to 1.82)1.28 (1.06 to 1.53)1.12 (0.93 to 1.35)1.13 (0.94 to 1.36)
    Asian0.37 (0.29 to 0.46)0.38 (0.31 to 0.48)0.37 (0.30 to 0.46)0.38 (0.30 to 0.47)
Education
    Tertiary qualifications111
    School qualifications only0.98 (0.87 to 1.09)0.98 (0.87 to 1.09)0.98 (0.87 to 1.09)
    No qualifications1.51 (1.35 to 1.69)1.49 (1.34 to 1.67)1.49 (1.33 to 1.67)
Social class
    Managerial/professional111
    Other non-manual1.26 (1.10 to 1.45)1.24 (1.08 to 1.42)1.24 (1.08 to 1.42)
    Skilled manual1.81 (1.55 to 2.13)1.77 (1.51 to 2.08)1.78 (1.52 to 2.09)
    Semi- and unskilled manual1.71 (1.46 to 2.00)1.64 (1.41 to 1.92)1.64 (1.40 to 1.91)
    Unavailable1.11 (0.94 to 1.31)1.07 (0.91 to 1.26)1.07 (0.91 to 1.26)
Benefits
    Non-recipient111
    Recipient1.53 (1.37 to 1.70)1.51 (1.36 to 1.68)1.51 (1.36 to 1.68)
Household income (NZ$)
    >50 000111
    25 000–50 0001.20 (1.07 to 1.35)1.13 (1.00 to 1.27)1.12 (1.00 to 1.26)
    <25 0001.48 (1.30 to 1.68)1.36 (1.19 to 1.55)1.36 (1.19 to 1.55)
Neighbourhood deprivation
    1 (least deprived)11
    21.15 (0.94 to 1.41)1.15 (0.94 to 1.42)
    31.22 (1.00 to 1.49)1.22 (1.00 to 1.49)
    41.64 (1.36 to 1.98)1.65 (1.36 to 1.99)
    5 (most deprived)1.87 (1.53 to 2.29)1.86 (1.52 to 2.28)
Neighbourhood urban/rural status
    Main urban1
    Secondary urban1.12 (0.91 to 1.37)
    Minor urban1.02 (0.88 to 1.19)
    Rural centre1.08 (0.85 to 1.35)
    Highly rural0.92 (0.76 to 1.11)
    Level 2 variance¶ (SE)0.13 (0.03)0.07 (0.02)0.05 (0.02)0.05 (0.02)
  • SE, standard error.

  • *Models include design (to account for sample stratification and oversampling of ethnic minorities) and individual-level sex and age variables.

  • †Individual-level socioeconomic variables included in models containing design, sex and age variables.

  • ‡Neighbourhood-level deprivation included in models containing individual-level design, sex, age and socioeconomic variables.

  • §Neighbourhood-level urban area classification included in models containing neighbourhood-level deprivation and individual-level design, sex, age and socioeconomic variables.

  • ¶Variance at the neighbourhood level.