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Reliability and factor loadings of each variable.
| Theme | Number of items | Cronbach α | Factor | Factor loading | Accounted variance (%) |
| Problem-solving skills | 6 | .888 | 1 | 0.764-0.842 | 64.64 |
| Self-efficacy | 6 | .887 | 1 | 0.699-0.882 | 64.26 |
| Teamwork | 4 | .811 | 1 | 0.589-0.899 | 65.20 |
