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Reliability and internal consistency of the instruments.
| Factors | Mean (SD) | Scale | Number of items | Cronbach’s α (aic) |
| Fatalism | 1–5 | |||
| General fatalism | 2.20 (0.85) | 5 | 0.877 (0.71) | |
| Internality | 3.97 (0.95) | 3 | 0.915 (0.83) | |
| Luck | 2.49 (0.84) | 5 | 0.885 (0.73) | |
| Comparative optimism | 3.46 (0.69) | 1–5 | 5 | 0.863 (0.69) |
| Attitude toward COVID-19 health measures | 3.87 (0.79) | 1–5 | 9 | 0.916 (0.71) |
| Adherence to COVID-19 sanitary protocols | 4.05 (0.81) | 1–5 | 7 | 0.891 (0.69) |
aic, average corrected item-total correlation.
