Table 2: Association between sociodemographic factors, physical activity, and selected food purchase practices, among the study population.

Variables Where do you buy most of your groceries Why do you buy in that location Mode of traveling to buy groceries
Sociodemographic characteristics OR 95% CI p-value OR 95% CI p-value OR 95% CI p-value
Age groups (years) - - - - - - - - -
25-54 1.2 (0.6-2.2) 0.58 1.0 (0.7-1.7) 0.85 4.7 (2.6-8.3) p< 0.001
≥ 55 - Ref - - Ref - - Ref -
Gender - - - - - - - - -
Men 1.5 (0.8-3.0) 0.21 0.8 (0.5-1.4) 0.49 1.2 (0.7-1.9) 0.57
Women - Ref - - Ref - - Ref -
Marital status - - - - - - - - -
Unmarried 1.2 (0.6-2.3) 0.58 2.0 (1.2-3.3) 0.005 0.7 (0.4-1.1) 0.09
Married - Ref - - Ref - - Ref -
Education - - - - - - - - -
None –Low level 2.7 (1.4-5.0) 0.002 1.6 (1.0-2.7) 0.045 0.9 (0.6-1.7) 0.88
Medium-high level - Ref - - Ref - - Ref -
Employment status - - - - - - - - -
Unemployed 0.5 (0.2-1.2) 0.13 1.0 (0.6-1.7) 0.87 0.9 (0.5-1.5) 0.67
Employed - Ref - - Ref - - Ref -
Monthly household income (ZAR) - - - - - - - - -
≤R2000 2.4 (1.1-5.1) 0.02 1.0 (0.6-1.6) 0.99 0.6 (0.4-1.0) 0.05
≥R2001 - Ref - - Ref - - Ref -
Monthly groceries expenses (ZAR) - - - - - - - - -
≤ R1000 1.2 (0.5-2.9) 0.73 1.4 (0.8-2.5) 0.28 1.6 (0.9-2.8) 0.14
≥ R1001 - Ref - - Ref - - Ref -
Engage in PA - - - - - - - - -
Yes 0.36 (0.2-0.8) 0.007 0.5 (0.2-0.8) 0.010 1.1 (0.5-2.1) 0.70
No - Ref - - Ref - - - -

p ≤ .05; OR-odd ratios; CI-class interval; ref-reference group in statistical analysis; %-percentage; PA-physical activity.