Area and individual level effects on fruit purchasing (random intercept models)*
| Areas = 50 Individuals = 970 | Model 1 (null model) | Model 2 (plus age, sex, and household income) | Model 3 (plus area disadvantage) | |||
|---|---|---|---|---|---|---|
| *The fruit purchasing index ranged from 0–100, with higher scores indicating a wider variety and greater regularity of fruit purchase. †Expressed as a two standard deviation effect size. ‡The proportion of the total variance in fruit purchasing behaviour that is between the census collectors districts (small urban areas). | ||||||
| Constant | 50.46 | 40.43 | 29.55 | |||
| Fixed effects | Est | 95%CI | Est | 95% CI | ||
| Age of main food purchaser | 0.34 | 0.27 to 0.41 | 0.33 | 0.26 to 0.40 | ||
| Sex of main food purchaser (male) | −10.74 | −13.25 to −8.23 | −10.69 | −13.20 to −8.18 | ||
| Household income | ||||||
| $52000 or more | – | – | – | – | ||
| $36400–51999 | −0.68 | −3.62 to 2.24 | −0.44 | −3.39 to 2.50 | ||
| $20800–36399 | −5.76 | −8.55 to −2.98 | −5.29 | −8.14 to −2.46 | ||
| ⩽$20799 | −8.60 | −11.84 to −5.36 | −7.85 | −11.23 to −4.48 | ||
| Area socioeconomic disadvantage† | 2.01 | −0.49 to 4.50 | ||||
| Random effects variance | Est. | SE | Est. | SE | Est. | SE |
| Level 2 (areas) | 12.94 | 5.81 | 5.58 | 3.85 | 4.69 | 3.65 |
| Level 1 (individual) | 304.03 | 14.16 | 262.79 | 12.24 | 262.79 | 12.23 |
| Deviance | 8328.02 | 8174.04 | 8171.61 | |||
| Intraclass correlation (%)‡ | 4.08 | 2.08 | 1.74 | |||