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. 2021 Jun 15;16(6):e0252886. doi: 10.1371/journal.pone.0252886

Table 1. Characteristics of study participants (N = 1994).

n %
*mean (sd)
Age (year)    
&25% missing  1555& 41.9 (14.3) *
< 40 808 40.5
≥ 40 747 37.5
unknown 439 22
Sex    
Female 642 32.3
Male 1345 67.7
Access to care    
Yes 687 34.5
Urgent Medical card 584 29.3
None 615 30.8
Unknown 108 5.4
Symptoms    
No 1777 89.9
Yes 199 10.1
Fever 52 2.6
cold 77 3.9
Cough/ Shortness of breath 61 3.1
Loss of smell or taste 5 0.25
Sore throat or head 74 3.7
Worsening of symptoms 13/172 7.6%
Previous chronic respiratory disease  
No 1801 91.2
Yes 174 8.8
Sharing a room with someone positive to SARS-CoV-2  
No 1 573 78.9
Yes 97 4.9
Do not know 324 16.25
PCR test    
Negative 1894 95.4
Positive 91 4.6