Prospective Validation of the LOCH Risk Score, Including Stratification by Vaccination Status. For the Stratified Analysis, Proposed Low (Green), Moderate (Blue), and High Risk (Red) Groups Are Shown
| Risk Group (Points) | Hospitalized | Not Hospitalized | % (95% CI) |
|---|---|---|---|
| All patients | |||
| Low risk (0) | 8 | 8430 | 0.09% (0.03% to 0.16%) |
| Moderate risk (1 to 2.5) | 81 | 8786 | 0.91% (0.72% to 1.11%) |
| High risk (3+) | 105 | 2046 | 4.88% (3.97% to 5.79%) |
| Total | 194 | 19,262 | 1.00% (0.86% to 1.14%) |
| Vaccinated patients | |||
| Low risk (0) | 2 | 3136 | 0.06% (0.0% to 0.15%) |
| Moderate risk (1 to 2.5) | 13 | 4809 | 0.27% (0.12% to 0.42%) |
| High risk (3+) | 54 | 1523 | 3.42% (2.53% to 4.32%) |
| Total | 69 | 9468 | 0.72% (0.55% to 0.89%) |
| Unvaccinated patients | |||
| Low risk (0) | 6 | 5294 | 0.11% (0.02% to 0.20%) |
| Moderate risk (1 to 2.5) | 68 | 3977 | 1.68% (1.28% to 2.08%) |
| High risk (3+) | 51 | 523 | 8.89% (6.56% to 11.21%) |
| Total | 125 | 9794 | 1.26% (1.04% to 1.48%) |
Note. For the stratified analysis, proposed Low (Green), Moderate (Blue), and High Risk (Red) groups are shown.