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. 2021 May 11;18(10):5048. doi: 10.3390/ijerph18105048

Table 3.

Unadjusted and adjusted odds ratios of factors associated with experiencing at least one of COVID-19’s main symptoms.

Variables (1) (2) (3)
Healthcare Workers Non-Healthcare Workers All Samples
N = 1154 N = 243 (N = 1397)
AOR (CI 95%) p-Value AOR (CI 95%) p-Value AOR (CI 95%) p-Value
(A) Demographics
Sex
Female Ref Ref Ref
Male 0.84 (0.60–1.19) 0.329 1.01 (0.43–2.37) 0.974 0.84 (0.61–1.14) 0.26
Age group
19–24 years Ref Ref Ref
25–44 years 0.58 (0.33–1.00) 0.051 1.58 (0.40–5.01) 0.438 0.73 (0.45–1.19) 0.213
>44 years 0.68 (0.34–1.35) 0.267 2.03 (0.51–8.10) 0.313 0.87 (0.47–1.62) 0.671
Status of being a healthcare worker
No Ref
Yes NA NA NA NA 1.36 (0.89–2.08) 0.153
Household size
1–2 Ref Ref Ref
3–4 0.91 (0.62–1.34) 0.637 0.57 (0.23–1.40) 0.219 0.84 (0.59–1.19) 0.332
≥5 0.79 (0.50–1.25) 0.316 0.78 (0.27–2.29) 0.656 0.78 (0.52–1.17) 0.232
Expenditure class
Poor Ref Ref Ref
Vulnerable 1.38 (0.81–2.37) 0.239 2.48 (0.69–9.96) 0.201 1.46 (0.90–2.36) 0.127
Aspiring middle class 1.56 (0.95–2.55) 0.076 2.94 (0.71–12.16) 0.136 1.66 (1.06–2.59) 0.027
Middle and upper class 1.13 (0.64–2.00) 0.664 2.16 (0.42–11.06) 0.353 1.20 (0.71–2.02) 0.489
Active smoking status
No Ref Ref Ref
Yes 1.40 (0.73–2.65) 0.31 0.78 (0.28–2.16) 0.63 1.13 (0.66–1.93) 0.658
(B) Protective behavior
Knowledge of PPE standards
No Ref Ref Ref
Yes 0.27 (0.07–1.07) 0.063 1.35 (0.24–7.72) 0.735 0.63 (0.24–1.66) 0.348
Application of WHO hand-washing steps
Otherwise Ref Ref Ref
Always 0.85 (0.58–1.23) 0.386 0.63 (0.30–1.33) 0.224 0.82 (0.59–1.15) 0.258
The use of PPE when in contact with suspected/positive COVID-19 patients
Otherwise Ref Ref Ref
Always 0.61 (0.45–0.83) 0.002 0.64 (0.30–1.38) 0.254 0.63 (0.47–0.83) 0.001
Index of hand-washing frequency
Low Ref Ref Ref
High 0.73 (0.53–1.01) 0.06 1.60 (0.71–3.61) 0.254 0.81 (0.6–1.10) 0.178
Physical distancing
Otherwise Ref Ref Ref
Always 1.00 (0.71–1.42) 0.993 0.64 (0.29–1.40) 0.264 0.93 (0.68–1.27) 0.646
The use of a mask outside of the home
Otherwise Ref Ref Ref
Always 0.68 (0.41–1.14) 0.142 0.76 (0.22–2.70) 0.676 0.67 (0.42–1.07) 0.095

Note: dependent variable = dummy, having at least one main symptom; OR = odds ratio; AOR = adjusted odds ratio; ref = reference group; NA = not applicable.