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.