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. 2021 Sep 11;18(18):9584. doi: 10.3390/ijerph18189584

Table 3.

Bivariate and multivariate analysis considering the factors associated with at-risk sexual exposure during the pandemic among the individuals living in Brazil, 2020.

Factors OR (95%CI) p-Value aOR (95%CI) p-Value
Lives in the Metropolitan Area Yes 0.927 (0.746–1.151) 0.493
No 1.00
Age group 18–25 years old 1.00
26–39 years old 0.936 (0.740–1.185) 0.585
40+ years old 1.572 (1.176–2.101) 0.002
Schooling level High School 1.00
Higher Education 2.171 (0.618–7.629) 0.227
Postgraduate Degree 2.509 (0.727–8.656) 0.145
In isolation Yes 1.00
Partially 0.637 (0.325–1.249) 0.189
No 1.356 (1.096–1.677) 0.005
Impact A little 1.730 (1.273–2.350) <0.001 1.375 (0.959–1.972) 0.015
To some extent 0.998 (0.726–1.373) 0.991 0.822 (0.568–1.189) 0.683
Very much 1.00 1.00
Type of partners Casual 1.837 (1.388–2.433) <0.001
Stable and occasional 0.749 (0.588–0.953) 0.019
Stable 1.00
Lives with partner Yes 1.00
No 1.085 (0.814–1.445) 0.579
Uses dating apps Yes 1.190 (0.936–1.513) 0.155
No 1.00
Uses Facebook to find partners Yes 0.757 (0.623–0.922) 0.006
No 1.00
Uses WhatsApp groups Yes 0.603 (0.400–0.909) 0.016
No 1.00
Goes to bars to find partners Yes 1.013 (0.709–1.446) 0.944
No 1.00
Does not look for partners during the pandemic Yes 0.678 (0.528–0.872) 0.002
No 1.00
During the pandemic, the frequency of your sexual practices Did not change 1.00
Was reduced 1.066 (0.814–1.396) 0.643
Increased 1.085 (0.784–1.500) 0.624
During the pandemic, your number of partners Did not change 1.00
Was reduced 0.799 (0.649–0.985) 0.035
Increased 3.312 (2.381–4.607) <0.001
Practiced group sex during the pandemic Yes 1.174 (0.867–1.589) 0.299 5.928 (4.106–8.559) <0.001
No 1.00 1.00
Practiced chemsex during the pandemic Yes 1.472 (1.208–1.792) <0.001 1.764 (1.291–2.412) <0.001
No 1.00 1.00
Multiple partners (3 or more) during the pandemic Yes 4.676 (3.811–5.739) <0.001 19.131 (13.642–26.828) <0.001
No 1.00 1.00
Already presented COVID-19 symptoms Yes 1.00
No 2.238 (1.848–2.712) <0.001
Was already tested for COVID-19 Yes 1.00
No 1.605 (1.100–2.342) 0.014
Alcohol consumption during the pandemic Did not change 1.00
Was reduced 1.150 (0.891–1.482) 0.283
Increased 1.133 (0.872–1.473) 0.351
Do you know your HIV status? Yes 1.00
No 1.130 (0.865–1.147) 0.370
Tested for HIV in the last 12 months Yes 1.025 (0.848–1.238) 0.800 1.336 (1.063–1.680) 0.013
No 1.00 1.00
Previous history of at-risk sexual exposure Yes 4.104 (3.129–5.384) <0.001 8.861 (6.454–12.166) <0.001
No 1.00 1.00

OR: odds ratio, aOR: adjusted odds ratio, CI: confidence interval, ROC curve: 0.794 (<0.001); sensitivity: 79.3%; specificity: 66.3%, Nagelkerke R square: 0.333.