| Attributes | Mean | SD |
1 | Eating utensils’ cleanliness (n = 253) | 2.45 | 0.79 |
2 | Staffs’ hygiene (n = 251) | 2.51 | 0.72 |
3 | Sufficiency of eating utensils (n = 248) | 2.57 | 0.74 |
4 | Staffs’ friendliness (n = 249) | 2.45 | 0.80 |
5 | Food preparation efficiency (n = 249) | 2.49 | 0.84 |