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. 2021 Mar 17;11:174. doi: 10.1038/s41398-021-01279-w

Table 2.

Multivariable logistic regression examining correlates of anxiety and depression.

Odds Ratio (95% Confidence Interval)
Survey 1, Feb 25–Mar 19 (n = 4021) Survey 2, Apr 15–May 1 (n = 2008)
Anxietya p Depressionb p Anxietya p Depressionb p
Genderc
Male 1.00 1.00
Female 1.31 (1.08–1.59) 0.006 1.35 (1.13–1.62) 0.001
Age
15–24 1.00 1.00 1.00 1.00
25–34 1.29 (0.93–1.80) 0.131 1.59 (1.12–2.27) 0.010 0.99 (0.56–1.74) 0.970 0.87 (0.49–1.54) 0.631
35–44 1.17 (0.82–1.69) 0.387 1.55 (1.06–2.25) 0.023 1.03 (0.55–1.92) 0.922 1.21 (0.66–2.23) 0.535
45–64 0.79 (0.56–1.13) 0.194 1.40 (0.99–2.00) 0.059 0.74 (0.41–1.32) 0.306 0.90 (0.50–1.61) 0.715
65 or above 0.92 (0.60–1.39) 0.679 2.03 (1.38–3.00) <0.001 0.60 (0.32–1.15) 0.124 0.84 (0.43–1.62) 0.601
Marital status
Married 1.00 1.00 1.00 1.00
Unmarried/divorced/widowed 1.12 (0.90–1.39) 0.335 1.14 (0.93–1.40) 0.194 1.33 (0.95–1.87) 0.101 1.29 (0.93–1.79) 0.121
Education levelc
Tertiary or above 1.00 1.00 1.00
Secondary 0.89 (0.71–1.11) 0.295 1.19 (0.95–1.48) 0.129 1.47 (1.01–2.15) 0.045
Primary or below 0.83 (0.56–1.23) 0.351 0.89 (0.63–1.27) 0.526 1.99 (1.10–3.61) 0.023
Employmentc
Employed 1.00 1.00 1.00
Dependent 1.07 (0.84–1.35) 0.582 0.85 (0.57–1.28) 0.449 0.85 (0.58–1.26) 0.428
Unemployed 1.52 (1.05–2.20) 0.026 2.15 (1.21–3.79) 0.009 1.97 (1.12–3.44) 0.018
Monthly household income (HK$)c
$80,000 or above 1.00 1.00 1.00
$60,000–$79,999 0.88 (0.56–1.36) 0.555 1.09 (0.50–2.36) 0.836 1.11 (0.50–2.48) 0.792
$40,000–$59,999 1.00 (0.71–1.41) 0.991 1.52 (0.82–2.81) 0.180 1.64 (0.87–3.08) 0.126
$20,000–$39,999 0.93 (0.66–1.30) 0.659 1.04 (0.58–1.86) 0.907 1.47 (0.81–2.68) 0.207
$19,999 or below 0.89 (0.63–1.28) 0.537 1.09 (0.59–2.01) 0.793 1.29 (0.69–2.41) 0.422
Income change
Stable/Increase 1.00 1.00 1.00 1.00
Decrease 1.45 (1.19–1.77) <0.001 1.48 (1.23–1.79) <0.001 1.28 (0.95–1.73) 0.107 1.00 (0.75–1.34) 0.996
Savings (HK$)
$3,000,000 or above 1.00 1.00 1.00 1.00
$2,000,000–$2,999,999 0.76 (0.35–1.64) 0.486 1.06 (0.52–2.15) 0.882 0.50 (0.11–2.32) 0.379 0.46 (0.10–2.10) 0.316
$1,000,000–$1,999,999 0.64 (0.37–1.11) 0.114 0.68 (0.40–1.17) 0.164 0.57 (0.18–1.87) 0.357 0.69 (0.22–2.10) 0.510
$500,000–$999,999 0.62 (0.37–1.03) 0.063 0.85 (0.52–1.39) 0.519 1.78 (0.69–4.61) 0.235 1.56 (0.62–3.96) 0.347
$200,000–$499,999 0.71 (0.45–1.13) 0.146 1.00 (0.64–1.57) 0.985 1.37 (0.56–3.31) 0.488 1.60 (0.68–3.76) 0.280
Less than $200,000 0.92 (0.60–1.40) 0.689 1.42 (0.93–2.18) 0.103 1.92 (0.84–4.39) 0.121 1.95 (0.87–4.34) 0.103
None 0.89 (0.57–1.39) 0.609 1.20 (0.77–1.87) 0.429 2.61 (1.11–6.14) 0.028 2.65 (1.15–6.10) 0.022
Disruptions to healthy eating and sleep
Low 1.00 1.00 1.00 1.00
Medium 2.26 (1.64–3.10) <0.001 2.45 (1.86–3.24) <0.001 2.23 (1.16–4.30) 0.016 2.27 (1.26–4.06) 0.006
High 5.03 (3.62–6.99) <0.001 7.51 (5.60–10.07) <0.001 6.67 (3.33–13.38) <0.001 6.29 (3.35–11.79) <0.001
Disruptions to socializing and leisure activities
Low 1.00 1.00 1.00 1.00
Medium 1.73 (1.24–2.42) 0.001 1.82 (1.37–2.42) <0.001 2.04 (1.01–4.10) 0.046 1.71 (0.95–3.08) 0.074
High 4.18 (2.97–5.89) <0.001 3.09 (2.30–4.16) <0.001 5.12 (2.49–10.54) <0.001 3.12 (1.68–5.77) <0.001
Disruptions to household chores
Low NA NA 1.00 1.00
Medium NA NA 0.65 (0.43–0.99) 0.043 1.03 (0.69–1.54) 0.878
High NA NA 1.12 (0.66–1.90) 0.670 1.37 (0.82–2.29) 0.234
Disruptions to exercising or keeping active
Low NA NA 1.00 1.00
Medium NA NA 0.77 (0.49–1.22) 0.268 0.70 (0.46–1.06) 0.089
High NA NA 1.36 (0.83–2.22) 0.222 1.41 (0.89–2.23) 0.138
Disruptions to work or study
Low NA NA 1.00 1.00
Medium NA NA 1.36 (0.86–2.14) 0.190 0.89 (0.59–1.35) 0.575
High NA NA 2.15 (1.28–3.59) 0.004 1.77 (1.10–2.84) 0.019
Adoption of all preventive measures
Yes 1.00 1.00 1.00 1.00
No 1.02 (0.68–1.53) 0.927 0.89 (0.62–1.27) 0.506 1.12 (0.67–1.87) 0.653 0.92 (0.56–1.50) 0.727
Wear a mask when I go out
Yes 1.00 1.00 1.00 1.00
No 1.50 (0.79–2.86) 0.212 1.65 (0.97–2.82) 0.067 2.09 (0.42–10.51) 0.370 0.99 (0.20–4.92) 0.992
Wash hands often
Yes 1.00 1.00 1.00 1.00
No 0.98 (0.65–1.49) 0.931 1.39 (0.99–1.96) 0.056 0.87 (0.41–1.84) 0.715 0.69 (0.33–1.43) 0.314
Avoid people with respiratory symptoms
Yes 1.00 1.00 1.00 1.00
No 0.71 (0.53–0.95) 0.020 1.09 (0.85–1.41) 0.483 0.84 (0.49–1.43) 0.518 0.94 (0.57–1.55) 0.812
Avoid going to crowded places
Yes 1.00 1.00 1.00 1.00
No 0.84 (0.64–1.12) 0.246 1.29 (1.01–1.65) 0.038 1.04 (0.64–1.69) 0.890 0.78 (0.48–1.26) 0.314
Avoid using public transport
Yes 1.00 1.00 1.00 1.00
No 1.02 (0.71–1.48) 0.895 1.06 (0.78–1.45) 0.720 0.82 (0.52–1.29) 0.388 0.83 (0.54–1.29) 0.414
Stay at home as much as possible
Yes NA NA 1.00 1.00
No NA NA 1.28 (0.74–2.23) 0.379 1.51 (0.90–2.53) 0.119
Use hand sanitizer
Yes NA NA 1.00 1.00
No NA NA 1.04 (0.60–1.77) 0.900 1.06 (0.64–1.75) 0.819
Disinfect house
Yes NA NA 1.00 1.00
No NA NA 0.58 (0.36–0.93) 0.023 0.87 (0.56–1.34) 0.523

Data was weighted by gender, age, and education level based on the Hong Kong population census 2019. All dates are in 2020.

NA not applicable (question was not asked in the survey).

aThe 7-item Generalized Anxiety Disorder scale (GAD-7) scores at or exceeding 10 were used to define clinical levels of anxiety symptoms.

bThe 9-item Patient Health Questionnaire (PHQ-9) scores at or exceeding 10 were used to define clinical levels of depressive symptoms.

cDemographic variables that were not significant in bivariable analyses (Supplemental Material B) were not included in the multivariable logistic regression.