Multivariable logistic regression results on the association between reported COVID-19 symptoms and testing for COVID-19 among female respondents
| Variables | aOR (95% CI) Model 1 | aOR (95% CI) Model 2 | aOR (95% CI) Model 3 | aOR (95% CI) Model 4 | aOR (95% CI) Model 5 |
| COVID-19 symptoms among respondents and/or household member | |||||
| No | Reference | Reference | Reference | Reference | Reference |
| Yes | 2.63*** (1.87 to 3.70) | 2.50*** (1.79 to 3.48) | 2.60*** (1.88 to 3.60) | 2.49*** (1.79 to 3.48) | 1.52*** (1.81 to 3.52) |
| Age | |||||
| 18–44 | Reference | Reference | Reference | Reference | |
| 45–64 | 0.70* (0.51 to 0.95) | 0.72* (0.53 to 0.98) | 0.77 (0.55 to 1.06) | 0.74 (0.53 to 1.03) | |
| 65–84 | 0.34*** (0.24 to 0.47) | 0.35*** (0.25 to 0.50) | 0.37*** (0.26 to 0.53) | 0.34*** (0.23 to 0.50) | |
| 85 years and above | 1.42 (0.17 to 11.97) | 1.59 (0.18 to 14.31) | 1.44 (0.19 to 10.79) | 1.20 (0.16 to 8.92) | |
| Province | |||||
| Quebec | Reference | Reference | Reference | ||
| British Columbia | 0.52 (0.26 to 1.04) | 0.55 (0.28 to 1.06) | 0.56 (0.29 to 1.09) | ||
| Ontario | 0.97 (0.64 to 1.46) | 1.01 (0.69 to 1.47) | 1.03 (0.71 to 1.50) | ||
| Alberta | 2.65*** (1.53 to 4.57) | 2.79*** (1.67 to 4.67) | 2.83*** (1.69 to 4.73) | ||
| Other provinces | 0.81 (0.44 to 1.49) | 0.89 (0.51 to 1.55) | 0.91 (0.53 to 1.58) | ||
| Ethnic groups | |||||
| White | Reference | Reference | Reference | ||
| Black | 0.64 (0.23 to 1.82) | 0.59 (0.21 to 1.69) | 0.57 (0.20 to 1.64) | ||
| Mixed race | 1.74 (0.76 to 4.00) | 1.70 (0.73 to 3.97) | 1.68 (0.51 to 2.22) | ||
| Other | 1.11 (0.55 to 2.26) | 1.08 (0.52 to 2.46) | 1.07 (0.72 to 3.92) | ||
| Minority group | |||||
| No | Reference | Reference | Reference | ||
| Yes | 1.15 (0.59 to 2.23) | 1.21 (0.61 to 2.40) | 1.25 (0.63 to 2.46) | ||
| Highest level of education | |||||
| High school or less | Reference | Reference | |||
| College/CEGEP or undergraduate university degree | 1.68 (0.98 to 2.87) | 1.65 (0.97 to 2.80) | |||
| Postgraduate | 2.12*(1.14 to 3.94) | 2.05*(1.11 to 3.78) | |||
| Total income in 2019 | |||||
| Less than US$20 000 | Reference | Reference | |||
| US$20 000 to less than US$50 000 | 0.85 (0.53 to 1.37) | 0.84 (0.48 to 1.15) | |||
| US$50 000 to less than US$100 000 | 0.72 (0.44 to 1.15) | 0.73 (0.40 to 1.02) | |||
| US$100 000 or more | 0.87 (0.47 to 1.63) | 0.91 (0.48 to 1.68) | |||
| No of household members | |||||
| 1 | Reference | ||||
| 2–3 | 0.82 (0.56 to 1.19) | ||||
| 4 or more | 0.73 (0.47 to 1.14) |
Exponentiated coefficients; 95% CIs in brackets.
Model 1: Contains only reported COVID-19 symptoms and testing.
Model 2: Adjusted for gender and age.
Model 3: Adjusted for gender, age, province, ethnicity and minority group.
Model 4: Adjusted for gender, age, province, ethnicity and minority group, highest level of education, and total income in 2019.
Model 5: Adjusted for gender, age, province, ethnicity and minority group, highest level of education, total income in 2019 and number of household members.
*P<0.05, **p<0.01, ***p<0.001.
aOR, adjusted OR.