From: Where do people purchase food? A novel approach to investigating food purchasing locations
All purchases | Purchases made when home was the origin | Purchases made at supermarkets | |||
---|---|---|---|---|---|
Model 1: Null (n = 845) | Model 1: Null (n = 460) | Model 1: Null (n = 300) | |||
Intraclass correlation (%) | Intraclass correlation (%) | Intraclass correlation (%) | |||
Individual | 18.4 | Individual | 13.3 | Individual | 7.4 |
SA1 | 20.6 | SA1 | 28.9 | SA1 | 60.6 |
 | Model 2: All characteristics (n = 845) | Model 2: All characteristics (n = 460) | Model 2: All characteristics (n = 300) | |||
---|---|---|---|---|---|---|
Coef. (95% CI) | p. value | Coef. (95% CI) | p. value | Coef. (95% CI) | p. value | |
Age (years) | ||||||
18–34 | 0.56 (0.13, 0.99) | 0.011 | 0.40 (0.02, 0.79) | 0.041 | 0.14 (−0.21, 0.49) | 0.437 |
35–54 | 0.21 (−0.12, 0.54) | 0.219 | −0.16 (−0.45, 0.14) | 0.292 | 0.01 (−0.25, 0.27) | 0.938 |
55+ | Ref. | Â | Ref. | Â | Ref. | Â |
Sex | ||||||
Female | Ref. | Â | Ref. | Â | Ref. | Â |
Male | 0.10 (−0.25, 0.45) | 0.572 | −0.06 (−0.37, 0.24) | 0.684 | −0.34 (−0.60, −0.08) | 0.010 |
Neighbourhood | ||||||
Low SES-Low access | Ref. | Â | Ref. | Â | Ref. | Â |
Low SES-High access | −0.25 (−0.94, 0.44) | 0.477 | −0.26 (−0.85, 0.32) | 0.376 | −0.46 (−1.33, 0.40) | 0.293 |
High SES-Low access | 0.70 (0.04, 1.36) | 0.037 | 0.57 (0.07, 1.08) | 0.025 | 0.75 (−0.08, 1.58) | 0.077 |
High SES-High access | −0.09 (−0.76, 0.59) | 0.800 | −0.19 (−0.72, 0.34) | 0.477 | −0.13 (−0.96, 0.71) | 0.767 |
Location prior to food purchase | ||||||
Home | Ref. | Â | n/a | Â | Ref. | Â |
Work | 0.59 (0.42, 0.76) | <0.001 | – |  | 0.36 (0.15, 0.58) | 0.001 |
Other | 0.13 (−0.01, 0.27) | 0.075 | – |  | 0.12 (−0.03, 0.27) | 0.124 |
Mode of travel from home | ||||||
Car | n/a | Â | Ref. | Â | n/a | Â |
Public transport | – |  | 0.18 (−0.29, 0.65) | 0.445 | – |  |
Walk/cycle | – |  | −1.15 (−1.38, −0.92) | <0.001 | – |  |
Day | ||||||
Weekday | Ref. | Â | Ref. | Â | Ref. | Â |
Weekend | 0.17 (0.05, 0.30) | 0.008 | 0.14 (−0.01, 0.29) | 0.06 | 0.10 (−0.04, 0.27) | 0.153 |
Intraclass correlation (%) | Intraclass correlation (%) | Intraclass correlation (%) | |||
---|---|---|---|---|---|
Individual | 14.5 | Individual | 9.5 | Individual | 6.1 |
SA1 | 16.8 | SA1 | 11.6 | SA1 | 52.8 |