Table 2 Factor loadings and communalities obtained from exploratory factor analysis (N₁ = 1076)

1. Please indicate how much your current life is affected by the COVID-19 related problems.

.69

.47

2. Please indicate how much your current quality of life is damaged by the COVID-19 related problems.

.78

.61

3. How much are you worried about the COVID-19 related problems currently?

.56

.31

4. How often are you experiencing stress regarding the COVID-19 related problems currently?

.82

.67

5. How much are you experiencing fatigue regarding the COVID-19 related problems currently?

.75

.56

6. How much are you depressed by the COVID-19 related problems currently?

.68

.47

7. How often are you experiencing irritation regarding the COVID-19 related problems currently?

.76

.58

8. How often are you experiencing anger regarding the COVID-19 related problems currently?

.74

.55

9. How much do the COVID-19 related problems interfere with your interpersonal relationship?

.60

.36

10. How much do the COVID-19 related problems interfere with your studies, work, or household chores?

.61

.37