Table A1.
Descriptive statistics.
| Variables | Definitions | Count | Mean/Percentage (%) |
|---|---|---|---|
| Gender | 1 = Male | 72 | 46.2 |
| 2 = Female | 84 | 53.8 | |
| Age | 1 = 18 or less | 0 | 0.0 |
| 2 = 19–25 | 10 | 6.4 | |
| 3 = 26–35 | 107 | 68.6 | |
| 4 = 36–45 | 18 | 11.5 | |
| 5 = 46–55 | 10 | 6.4 | |
| 6 = 56–61 | 10 | 6.4 | |
| 7 = more than 65 | 1 | 0.6 | |
| Education | 1 = High school or less | 11 | 7.1 |
| 2 = Colleges/technical school | 17 | 10.9 | |
| 3 = Undergraduate | 82 | 52.6 | |
| 4 = Graduate or more | 46 | 29.5 | |
| Income ($/Month) | 1 = <457 | 16 | 10.3 |
| 2 = 457–762 | 42 | 26.9 | |
| 3 = 762–1523 | 63 | 40.4 | |
| 4 = 1523–3046 | 29 | 18.6 | |
| 5 = 3046–4569 | 3 | 1.9 | |
| 6 = More than 4569 | 3 | 1.9 | |
| Before Covid-19 outbreak | |||
| Frequency of online shopping for fresh food () | 1 = Severe times a week | 31 | 30.39 |
| 2 = Once a week | 34 | 33.33 | |
| 3 = Once every two weeks | 10 | 9.80 | |
| 4 = Once a month | 10 | 9.80 | |
| 5 = Less than once a month | 17 | 16.67 | |
| Cost of online shopping for fresh food ($/Once) | 1 = Less than 15 | 46 | 45.10 |
| 2 = 15–30 | 46 | 45.10 | |
| 3 = 30–45 | 5 | 4.90 | |
| 4 = 45–60 | 4 | 3.92 | |
| 5 = More than 60 | 1 | 0.98 | |
| Proportion of online shopping for fresh food () | 1 = Less than 10% | 50 | 49.02 |
| 2 = 10–20% | 28 | 27.45 | |
| 3 = 20–40% | 15 | 14.71 | |
| 4 = 40–60% | 6 | 5.88 | |
| 5 = 60–80% | 2 | 1.96 | |
| 6 = More than 80% | 1 | 0.98 | |
| Frequency of in-store shopping for fresh food | 1 = Severe times a week | 73 | 46.79 |
| 2 = Once a week | 41 | 26.28 | |
| 3 = Once every two weeks | 19 | 12.18 | |
| 4 = Once a month | 4 | 2.56 | |
| 5 = Less than once a month | 19 | 12.18 | |
| Travel mode to stores for fresh food | 1 = Walk | 72 | 46.15 |
| 2 = Electric bicycle | 12 | 7.69 | |
| 3 = Bicycle | 14 | 8.97 | |
| 4 = Car | 47 | 30.13 | |
| 5 = Public transport (bus and subway) | 9 | 5.77 | |
| 6 = Others | 2 | 1.28 | |
| Travel time to the nearest store for fresh food (() minutes) | 1 = Less than 10 | 87 | 55.77 |
| 2 = 11–20 | 59 | 37.82 | |
| 3 = 21–30 | 8 | 5.13 | |
| 4 = 31–40 | 1 | 0.64 | |
| 5 = 41–60 | 0 | 0.00 | |
| 6 = More than 60 | 1 | 0.64 | |
| During the Covid-19 pandemic | |||
| Frequency of online shopping for fresh food () | 1 = Severe times a week | 62 | 39.74 |
| 2 = Once a week | 60 | 38.46 | |
| 3 = Once every two weeks | 19 | 12.18 | |
| 4 = Once a month | 4 | 2.56 | |
| 5 = Less than once a month | 11 | 7.05 | |
| Cost of online shopping for fresh food ($/Once) | 1 = Less than 15 | 44 | 28.21 |
| 2 = 15–30 | 69 | 44.23 | |
| 3 = 30–45 | 21 | 13.46 | |
| 4 = 45–60 | 12 | 7.69 | |
| 5 = More than 60 | 10 | 6.41 | |
| Proportion of online shopping for fresh food () | 1 = Less than 10% | 29 | 18.59 |
| 2 = 10–20% | 20 | 12.82 | |
| 3 = 20–40% | 19 | 12.18 | |
| 4 = 40–60% | 21 | 13.46 | |
| 5 = 60–80% | 15 | 9.62 | |
| 6 = More than 80% | 52 | 33.33 | |
| Time spend on online shopping for fresh food (minutes) | 1 = Less than 15 | 40 | 25.64 |
| 2 = 15–30 | 85 | 54.49 | |
| 3 = 30–45 | 18 | 11.54 | |
| 4 = 45–60 | 7 | 4.49 | |
| 5 = More than 60 | 6 | 3.85 | |
| Waiting time for fresh food after ordered online (hours) | 1 = Less than 12 | 43 | 27.56 |
| 2 = 12–24 | 54 | 34.62 | |
| 3 = 24–48 | 46 | 29.49 | |
| 4 = 48–72 | 9 | 5.77 | |
| 5 = More than 72 | 4 | 2.56 | |
| The way of online shopping for fresh food | Free choice | 107 | 68.59 |
| In the form of a food bag with determined contents | 77 | 49.36 | |
| After Covid-19 pandemic | |||
| Will you increase online shopping for fresh food | 1 = yes | 83 | 53.21 |
| 0 = No | 73 | 46.79 | |
| Proportion of online shopping for fresh food () | 1 = Less than 10% | 42 | 26.92 |
| 2 = 10–20% | 46 | 29.49 | |
| 3 = 20–40% | 40 | 25.64 | |
| 4 = 40–60% | 17 | 10.90 | |
| 5 = 60–80% | 3 | 1.92 | |
| 6 = More than 80% | 8 | 5.13 | |
| Compare to in-store shopping, the advantages of online shopping | 1 = No touching | 131 | 83.97 |
| 2 = Save travel time | 109 | 69.87 | |
| 3 = Cheap | 27 | 17.31 | |
| 4 = After-sales service is timely and effective | 25 | 16.03 | |
| 5 = Others | 10 | 6.41 | |
| Compare to in-store shopping, the disadvantages of online shopping | 1 = Cannot see the real thing, just look at the picture can not judge the quality | 141 | 90.38 |
| 2 = No fresh than the store | 74 | 47.44 | |
| 3 = Logistics transportation damaged goods | 58 | 37.18 | |
| 4 = Others | 14 | 8.97 | |