| Favorite vegetable | Spinach | 12(24.49) | 15(21.42) | 27(22.69) | 16.097 |
| Carrot | 1(2.04) | 2(2.86) | 3(2.52) |
| Green chilli | 1(2.04) | 4(5.71) | 5(4.20) |
| Young radish | 6(12.24) | 1(1.43) | 7(5.88) |
| Lettuce | 15(30.61) | 22(31.43) | 37(31.09) |
| Pumpkin | 3(6.13) | 1(1.43) | 4(3.36) |
| Chinese cabbage | 3(6.13) | 8(11.43) | 11(9.25) |
| Cucumber | 1(2.04) | 0(0.00) | 1(0.84) |
| Perilla leaf | 1(2.04) | 1(1.43) | 2(1.68) |
| A crown daisy | 1(2.04) | 2(2.86) | 3(2.52) |
| Bean sprouts | 2(4.08) | 6(8.57) | 8(6.73) |
| Radish | 0(0.00) | 1(1.43) | 1(0.84) |
| Balloon flower | 0(0.00) | 2(2.86) | 2(1.68) |
| Onion | 1(2.04) | 0(0.00) | 1(0.84) |
| Mung bean sprouts | 0(0.00) | 0(0.00) | 0(0.00) |
| Eggplant | 1(2.04) | 2(2.86) | 3(2.52) |
| Other | 1(2.04) | 3(4.28) | 4(3.36) |
|
| Frequency of vegetable consumption | Every meal | 14(28.57) | 28(40.00) | 42(35.29) | 5.318 |
| Once a day | 13(26.53) | 13(18.57) | 26(21.85) |
| Once or three times a week | 22(44.90) | 25(35.72) | 47(39.50) |
| Once or twice a month | 0(0.00) | 4(5.71) | 4(3.36) |
| Hardly eat | 0(0.00) | 0(0.00) | 0(0.00) |
|
| Favorite vegetable recipe | Raw vegetable | 17(34.69) | 25(35.71) | 42(35.29) | 8.719 |
| Salad | 5(10.21) | 5(7.14) | 10(8.40) |
| Namul | 23(46.94) | 31(44.29) | 54(45.38) |
| Stir-fry dishes | 3(6.12) | 0(0.00) | 3(2.52) |
| Pancake | 0(0.00) | 1(1.43) | 1(0.84) |
| Other | 1(2.04) | 8(11.43) | 9(7.57) |