Risk of COVID-19 infection in BMT survivors vs non-BMT comparison group
| Risk factors . | Univariate analysis . | Multivariable analysis . | ||||
|---|---|---|---|---|---|---|
| HR . | HR (95% CI) . | P value . | HR . | aHR 95% CI . | P value . | |
| BMT survivors vsnon-BMTcomparison group | ||||||
| Non-BMT comparison group | REF | REF | ||||
| BMT survivors | 0.88 | 0.63-1.23 | .45 | 0.93 | 0.65-1.33 | .68 |
| Age at study participation | ||||||
| <65 y | REF | |||||
| ≥65 y | 0.58 | 0.42-0.80 | .001 | |||
| Race/ethnicity | ||||||
| Non-Hispanic White | REF | .049∗ | REF | .047∗ | ||
| African American | 1.41 | 0.78- 2.55 | .25 | 1.68 | 0.92- 3.08 | .09 |
| Hispanic | 1.34 | 0.85- 2.11 | .20 | 1.30 | 0.81- 2.09 | .27 |
| Other | 0.34 | 0.12-0.91 | .03 | 0.38 | 0.14-1.02 | .06 |
| Sex | ||||||
| Female | REF | |||||
| Male | 1.02 | 0.76-1.39 | .88 | |||
| Annual household income | ||||||
| ≥$75 000 | REF | REF | ||||
| <$75 000 | 1.32 | 0.96- 1.80 | .09 | 1.38 | 1.00-1.91 | .05 |
| Education | ||||||
| ≥College | REF | .08∗ | ||||
| High school to some college | 1.29 | 0.92-1.81 | .14 | |||
| <High school | 1.58 | 1.04-2.40 | .03 | |||
| Have insurance | ||||||
| No | REF | |||||
| Yes | 1.00 | 0.37-2.71 | .99 | |||
| Chronic health conditions | ||||||
| Grade 0-2 | REF | REF | ||||
| Grade 3-4 | 1.21 | 0.89-1.64 | .22 | 1.43 | 1.03-1.98 | .03 |
| Contact with COVID–19 test positive individuals (family members/ friends/at work) | ||||||
| No | REF | REF | ||||
| Yes | 5.7 | 3.75-8.66 | <.001 | 5.32 | 3.47-8.16 | <.001 |
| Always wear mask | ||||||
| No | REF | REF | ||||
| Yes | 0.48 | 0.34-0.69 | <.001 | 0.55 | 0.38-0.80 | .002 |
| Always stay 6 feet away | ||||||
| No | REF | |||||
| Yes | 0.73 | 0.54-1.00 | .05 | |||
| Always wash hands | ||||||
| No | REF | |||||
| Yes | 1.02 | 0.76-1.39 | .88 | |||
| Employment | ||||||
| Retired | REF | .002∗ | REF | .09∗ | ||
| Employed | 1.83 | 1.27-2.63 | .001 | 1.35 | 0.92- 1.98 | .13 |
| Not employed | 2.03 | 1.28-3.23 | .003 | 1.69 | 1.05-2.71 | .03 |
| Risk factors . | Univariate analysis . | Multivariable analysis . | ||||
|---|---|---|---|---|---|---|
| HR . | HR (95% CI) . | P value . | HR . | aHR 95% CI . | P value . | |
| BMT survivors vsnon-BMTcomparison group | ||||||
| Non-BMT comparison group | REF | REF | ||||
| BMT survivors | 0.88 | 0.63-1.23 | .45 | 0.93 | 0.65-1.33 | .68 |
| Age at study participation | ||||||
| <65 y | REF | |||||
| ≥65 y | 0.58 | 0.42-0.80 | .001 | |||
| Race/ethnicity | ||||||
| Non-Hispanic White | REF | .049∗ | REF | .047∗ | ||
| African American | 1.41 | 0.78- 2.55 | .25 | 1.68 | 0.92- 3.08 | .09 |
| Hispanic | 1.34 | 0.85- 2.11 | .20 | 1.30 | 0.81- 2.09 | .27 |
| Other | 0.34 | 0.12-0.91 | .03 | 0.38 | 0.14-1.02 | .06 |
| Sex | ||||||
| Female | REF | |||||
| Male | 1.02 | 0.76-1.39 | .88 | |||
| Annual household income | ||||||
| ≥$75 000 | REF | REF | ||||
| <$75 000 | 1.32 | 0.96- 1.80 | .09 | 1.38 | 1.00-1.91 | .05 |
| Education | ||||||
| ≥College | REF | .08∗ | ||||
| High school to some college | 1.29 | 0.92-1.81 | .14 | |||
| <High school | 1.58 | 1.04-2.40 | .03 | |||
| Have insurance | ||||||
| No | REF | |||||
| Yes | 1.00 | 0.37-2.71 | .99 | |||
| Chronic health conditions | ||||||
| Grade 0-2 | REF | REF | ||||
| Grade 3-4 | 1.21 | 0.89-1.64 | .22 | 1.43 | 1.03-1.98 | .03 |
| Contact with COVID–19 test positive individuals (family members/ friends/at work) | ||||||
| No | REF | REF | ||||
| Yes | 5.7 | 3.75-8.66 | <.001 | 5.32 | 3.47-8.16 | <.001 |
| Always wear mask | ||||||
| No | REF | REF | ||||
| Yes | 0.48 | 0.34-0.69 | <.001 | 0.55 | 0.38-0.80 | .002 |
| Always stay 6 feet away | ||||||
| No | REF | |||||
| Yes | 0.73 | 0.54-1.00 | .05 | |||
| Always wash hands | ||||||
| No | REF | |||||
| Yes | 1.02 | 0.76-1.39 | .88 | |||
| Employment | ||||||
| Retired | REF | .002∗ | REF | .09∗ | ||
| Employed | 1.83 | 1.27-2.63 | .001 | 1.35 | 0.92- 1.98 | .13 |
| Not employed | 2.03 | 1.28-3.23 | .003 | 1.69 | 1.05-2.71 | .03 |
REF, reference group.
P value for whole group.