Table 4 Multiple regression model of factors associated with SARS-CoV-2 infection in HCW. (Model also adjusted by epidemiological week and hospital area)
Characteristics | Adjusted OR (95% CI) | P value |
|---|---|---|
Gender | ||
Female, not taking hormonal contraceptives | Ref. | |
Female, taking hormonal contraceptives | 2.72 (0.91–8.13) | 0.07 |
Male | 4.13 (1.70–10.05) | < 0.01 |
Highest educational level | ||
Non-college education | Ref. | |
College graduate | 0.06 (0.01–0.53) | 0.01 |
Postgraduate education | 0.05 (0.005–0.47) | < 0.01 |
Number of members in the household | ||
≤1 | Ref. | |
> 2 | 0.47 (0.21–1.04) | 0.06 |
Feeling scared or nervous | ||
Never | Ref. | |
Anytime | 0.45 (0.22–0.91) | 0.03 |
Alcohol intake | ||
Never | Ref. | |
Monthly intake | 0.50 (0.23–1.07) | 0.08 |
Weekly intake | 0.58 (0.16–2.16) | 0.42 |
Occupation | ||
Nursing Assistant | Ref. | |
Nurse | 11.24 (1.05–119.63) | 0.04 |
Physician | 8.36 (0.81–85.36) | 0.07 |
Other healthcare professionalsa | 11.44 (0.88–148.70) | 0.06 |
Technicians | 2.49 (0.71–8.67) | 0.15 |
Administrative Staff | 3.99 (0.91–17.66) | 0.07 |
Use of High-performance filtering mask | ||
Always | Ref. | |
Not always or another face mask | 2.27 (1.02–5.05) | 0.04 |
Always wear caps, face shield/goggles or gloves | ||
Yes, all three of them | Ref. | |
Yes, only two | 0.69 (0.25–1.96) | 0.49 |
Yes, only one | 0.35 (0.13–0.98) | 0.05 |
None | 0.10 (0.02–0.41) | < 0.01 |
Used PPE properly | ||
Yes | Ref. | |
No | 4.82 (1.18–19.65) | 0.03 |
Type of facemask outside of work | ||
Surgical mask | Ref. | |
High-performance or fabric plus surgical mask | 0.27 (0.09–0.80) | 0.02 |
Only fabric mask | 0.84 (0.32–2.20) | 0.73 |
Training PPE support | ||
None | Ref. | |
< 2 h | 2.73 (0.83–8.92) | 0.10 |
≥ 2 h | 3.42 (0.97–12.01) | 0.06 |