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. 2020 Jul 18;74:18–24. doi: 10.1016/j.sleep.2020.07.009

Table 4.

Factors associated with sleep deterioration and current insomnia by multivariate logistic regression.

Variable Worsened sleep quality
Worsened sleep initiation
Decrease in total sleep time
Current insomnia
aOR (95% CI) aOR (95% CI) aOR (95% CI) aOR (95% CI)
Insufficient store of masks 1.57 (1.03–2.37) ∗ 1.72 (1.13–2.61) ∗ 1.99 (1.32–3.01) ∗∗ 1.96 (1.28–3.00) ∗∗
Worry about family members being infected 1.74 (1.22–2.47) ∗∗ 1.61 (1.11–2.34) ∗ 1.37 (0.94–1.98) 1.24 (0.85–1.82)
Lack of confidence in the government to control the outbreak 1.46 (1.10–1.95) ∗∗ 1.43 (1.05–1.94) ∗ 1.15 (0.85–1.55) 1.25 (0.92–1.71)
Daily life being interfered due to COVID-19 1.73 (1.22–2.46) ∗∗ 1.81 (1.21–2.69) ∗∗ 1.17 (0.81–1.69) 1.55 (1.03–2.33) ∗
Low mood 1.25 (0.91–1.73) 1.24 (0.88–1.74) 1.13 (0.80–1.60) 2.10 (1.50–2.96) ∗∗∗
Stress 1.54 (1.11–2.15) ∗ 1.79 (1.26–2.54) ∗∗ 1.39 (0.97–1.97) 1.65 (1.16–2.35) ∗∗
Female 1.77 (1.35–2.33) ∗∗∗ 1.81 (1.35–2.43) ∗∗∗ N/A N/A
Tertiary education 0.73 (0.53, 0.99) ∗ N/A 0.69 (0.50–0.96) ∗ 0.66 (0.48–0.92) ∗
Employment Statusa
 Economically inactive 0.89 (0.65–1.22) N/A 0.55 (0.38–0.78) ∗∗ 1.20 (0.87–1.66)
 Unemployed 1.49 (0.77–2.90) N/A 1.18 (0.61–2.31) 0.55 (0.26–1.18)

Abbreviations: aOR, adjusted Odds Ratio; CI, confidence interval; COVID-19, Coronavirus Disease 2019.

∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001.

a

The reference group is being employed.