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

Table 1.

Sample characteristics.

Variables (1) (2) (3)
Hospital Workers
(N = 1397)
Healthcare Workers
(N = 1154)
Non-Healthcare Workers
(N = 243)
n % n % n %
(A) Demographics
Sex
Female 869 62.2 762 66.03 107 44.03
Male 528 37.8 392 33.97 136 55.97
Age group
19–24 years 126 9.020 83 7.190 43 17.700
25–44 years 1084 77.59 921 79.81 163 67.08
>44 years 187 13.39 150 13 37 15.23
Household size
1–2 268 19.18 229 19.84 39 16.05
3–4 761 54.47 636 55.11 125 51.44
≥5 368 26.34 289 25.04 79 32.51
Expenditure class
Poor 202 14.46 163 14.12 39 16.05
Vulnerable 299 21.4 226 19.58 73 30.04
Aspiring middle class 600 42.95 502 43.5 98 40.33
Middle and upper class 296 21.19 263 22.79 33 13.58
Active smoking status
No 1254 89.76 1087 94.19 167 68.72
Yes 143 10.24 67 5.81 76 31.28
(B) Protective behavior
Knowledge of PPE standards
No 22 1.570 8 0.690 14 5.760
Yes 1375 98.43 1146 99.31 229 94.24
Application of the six-step hand washing technique
Otherwise 294 21.050 238 20.620 56 23.050
Always 1103 78.95 916 79.38 187 76.95
The use of PPEs when in contact with suspected/positive COVID-19 patients
Otherwise 627 44.880 479 41.510 148 60.910
Always 770 55.12 675 58.49 95 39.09
Index of hand-washing frequency
Low 535 38.300 441 38.210 94 38.680
High 862 61.7 713 61.79 149 61.32
Physical distancing
Otherwise 814 58.27 698 60.49 116 47.74
Always 583 41.73 456 39.51 127 60.49
The use of a mask outside of the home
Otherwise 108 7.73 91 7.89 17 7
Always 1289 92.27 1063 92.11 226 93
(C) Signs and symptoms
Fever 58 4.15 47 4.07 11 4.53
Cough 236 16.89 197 17.07 39 16.05
Runny nose 198 14.17 175 15.16 23 9.47
Sore throat 198 14.17 175 15.16 23 9.47
Shortness of breath 24 1.72 18 1.56 6 2.47
Common cold 58 4.15 51 4.42 7 2.88
Headache 171 12.24 139 12.05 32 13.17
Muscle ache 129 9.23 109 9.45 20 8.23
Nausea 70 5.01 59 5.11 11 4.53
Watery eyes 22 1.57 20 1.73 2 0.82
Sputum production 125 8.95 102 8.84 23 9.47
Dizziness 79 5.65 61 5.29 18 7.41
Rash on skin 20 1.43 18 1.56 2 0.82
Loss of appetite 41 2.93 33 2.86 8 3.29
Anosmia 12 0.86 11 0.95 1 0.41
Ageusia 12 0.86 11 0.95 1 0.41
Tingling sensation 26 1.86 20 1.73 6 2.47
Delirium 6 0.43 1 0.09 5 2.06
(D) Dependent variables
RT-PCR result
Negative 1375 98.43 1134 98.27 241 99.18
Positive 22 1.57 20 1.73 2 0.82
Having at least one main symptom
No 1124 80.46 923 79.98 201 82.72
Yes 273 19.54 231 20.02 42 17.28
Data are n/N (%) if not specified