Table 1 Descriptive statistics and correlations among main variables
Variable | M | SD | 1 | 2 | 3 | 4 |
|---|---|---|---|---|---|---|
1 Loneliness | 34.98 | 9.06 | — |  |  |  |
2 Risk perception of COVID-19 | 32.17 | 5.62 | 0.13** | — |  |  |
3 Self-regulatory fatigue | 29.56 | 9.02 | 0.76** | 0.20** | — |  |
4 Bedtime procrastination | 28.21 | 7.86 | 0.50** | 0.20** | 0.57** | — |
5 Connectedness to nature | 42.84 | 4.91 | -0.39** | 0.02 | -0.35** | -0.22** |