Associations of Selected Covariates and Outcomes Among Hospitalized Veterans (60 Days)
| . | Hospitalization Duration . | Re-hospitalization . | |||
|---|---|---|---|---|---|
| Covariate . | Level . | Incident Rate Ratio . | 95% CI . | Hazard Ratio . | 95% CI . |
| Exposure | Unvaccinated SARS-CoV-2 positive | 1.32 | (1.05–1.65) | 1.35 | (0.89–2.05) |
| Exposure | Vaccinated SARS-CoV-2 positive | 1.55 | (1.26–1.91) | 1.86 | (1.28–2.69) |
| Age | … | 1.10 | (1.03–1.17) | 1.03 | (0.91–1.16) |
| Sex | Male | 0.94 | (0.67–1.30) | 0.66 | (0.38–1.16) |
| Charlson index | … | 1.06 | (1.03–1.10) | 1.07 | (1.01–1.12) |
| Calendar period | June 2021–Nov 2021 | 0.97 | (0.77–1.22) | 1.17 | (0.75–1.84) |
| Calendar period | After Nov 2021 | 0.96 | (0.76–1.20) | 1.13 | (0.73–1.76) |
| . | Hospitalization Duration . | Re-hospitalization . | |||
|---|---|---|---|---|---|
| Covariate . | Level . | Incident Rate Ratio . | 95% CI . | Hazard Ratio . | 95% CI . |
| Exposure | Unvaccinated SARS-CoV-2 positive | 1.32 | (1.05–1.65) | 1.35 | (0.89–2.05) |
| Exposure | Vaccinated SARS-CoV-2 positive | 1.55 | (1.26–1.91) | 1.86 | (1.28–2.69) |
| Age | … | 1.10 | (1.03–1.17) | 1.03 | (0.91–1.16) |
| Sex | Male | 0.94 | (0.67–1.30) | 0.66 | (0.38–1.16) |
| Charlson index | … | 1.06 | (1.03–1.10) | 1.07 | (1.01–1.12) |
| Calendar period | June 2021–Nov 2021 | 0.97 | (0.77–1.22) | 1.17 | (0.75–1.84) |
| Calendar period | After Nov 2021 | 0.96 | (0.76–1.20) | 1.13 | (0.73–1.76) |
Age estimates are for a change in age of 10 years; reference levels are exposure: SARS-CoV-2 negative; sex: female; calendar period: Feb 2021–May 2021.
Abbreviation: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
Associations of Selected Covariates and Outcomes Among Hospitalized Veterans (60 Days)
| . | Hospitalization Duration . | Re-hospitalization . | |||
|---|---|---|---|---|---|
| Covariate . | Level . | Incident Rate Ratio . | 95% CI . | Hazard Ratio . | 95% CI . |
| Exposure | Unvaccinated SARS-CoV-2 positive | 1.32 | (1.05–1.65) | 1.35 | (0.89–2.05) |
| Exposure | Vaccinated SARS-CoV-2 positive | 1.55 | (1.26–1.91) | 1.86 | (1.28–2.69) |
| Age | … | 1.10 | (1.03–1.17) | 1.03 | (0.91–1.16) |
| Sex | Male | 0.94 | (0.67–1.30) | 0.66 | (0.38–1.16) |
| Charlson index | … | 1.06 | (1.03–1.10) | 1.07 | (1.01–1.12) |
| Calendar period | June 2021–Nov 2021 | 0.97 | (0.77–1.22) | 1.17 | (0.75–1.84) |
| Calendar period | After Nov 2021 | 0.96 | (0.76–1.20) | 1.13 | (0.73–1.76) |
| . | Hospitalization Duration . | Re-hospitalization . | |||
|---|---|---|---|---|---|
| Covariate . | Level . | Incident Rate Ratio . | 95% CI . | Hazard Ratio . | 95% CI . |
| Exposure | Unvaccinated SARS-CoV-2 positive | 1.32 | (1.05–1.65) | 1.35 | (0.89–2.05) |
| Exposure | Vaccinated SARS-CoV-2 positive | 1.55 | (1.26–1.91) | 1.86 | (1.28–2.69) |
| Age | … | 1.10 | (1.03–1.17) | 1.03 | (0.91–1.16) |
| Sex | Male | 0.94 | (0.67–1.30) | 0.66 | (0.38–1.16) |
| Charlson index | … | 1.06 | (1.03–1.10) | 1.07 | (1.01–1.12) |
| Calendar period | June 2021–Nov 2021 | 0.97 | (0.77–1.22) | 1.17 | (0.75–1.84) |
| Calendar period | After Nov 2021 | 0.96 | (0.76–1.20) | 1.13 | (0.73–1.76) |
Age estimates are for a change in age of 10 years; reference levels are exposure: SARS-CoV-2 negative; sex: female; calendar period: Feb 2021–May 2021.
Abbreviation: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
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