| Factors | Nationality | N | M | SD | F | P | Scheffe |
| Payment date | Philippine (a) | 30 | 3.90 | 1.06 | 4.101 | 0.000 | d > f |
| Vietnamese (b) | 165 | 3.45 | 1.13 | ||||
| Chinese (c) | 75 | 3.53 | 1.33 | ||||
| Mongolian (d) | 56 | 4.09 | 1.23 | ||||
| Korean Chinese (e) | 157 | 3.75 | 1.12 | ||||
| Thai (f) | 68 | 3.31 | 1.31 | ||||
| Korean (g) | 504 | 3.75 | 1.14 | ||||
| Total | 1055 | 3.68 | 1.17 | ||||
| Amount of pay | Philippine | 30 | 4.23 | 0.86 | 1.371 | 0.223 | - |
| Vietnamese | 165 | 3.75 | 1.04 | ||||
| Chinese | 75 | 3.91 | 1.15 | ||||
| Mongolian | 56 | 4.04 | 1.16 | ||||
| Korean Chinese | 157 | 3.94 | 1.05 | ||||
| Thai | 68 | 3.84 | 1.10 | ||||
| Korean | 504 | 3.88 | 1.00 | ||||
| Total | 1055 | 3.89 | 1.04 | ||||
| Incentive | Philippine | 30 | 3.97 | 0.72 | 2.146 | 0.046 | No difference |
| Vietnamese | 165 | 3.33 | 1.01 | ||||
| Chinese | 75 | 3.71 | 1.24 | ||||
| Mongolian | 56 | 3.64 | 1.02 | ||||
| Korean Chinese | 157 | 3.53 | 1.12 | ||||
| Thai | 68 | 3.62 | 1.16 | ||||
| Korean | 504 | 3.60 | 1.19 | ||||
| Total | 1055 | 3.57 | 1.14 | ||||
| Employment guarantee | Philippine | 30 | 4.00 | 0.87 | 3.016 | 0.006 | No difference |
| Vietnamese | 165 | 3.41 | 1.07 | ||||
| Chinese | 75 | 3.37 | 1.30 | ||||
| Mongolian | 56 | 3.80 | 1.18 | ||||
| Korean Chinese | 157 | 3.69 | 1.16 | ||||
| Thai | 68 | 3.38 | 1.33 | ||||
| Korean | 504 | 3.66 | 1.13 | ||||
| Total | 1055 | 3.61 | 1.15 |