Table 3 Score assignment for each variable included in the nomogram
| Variables | Points |
|---|---|
| Age, years | |
| < 65 | 0 |
| ≥ 65 | 66 |
| Respiratory Rate | |
| < 22 | 0 |
| ≥ 22 | 65 |
| Systolic Blood Pressure, mmHg | |
| ≤ 100 | 48 |
| > 100 | 0 |
| Smoking | |
| Former and/or Current | 40 |
| Never | 0 |
| Fever | |
| Yes | 40 |
| No | 0 |
| Chronic Kidney Disease | |
| Yes | 0 |
| No | 100 |