Disease severity | ||||||
 Variables | CURB-65 | CRB-65 | PSI | CURXO | SMART-COP | |
 r | 0.501 | 0.488 | 0.567 | 0.502 | 0.475 | |
 P | 0.001 | 0.001 | <0.001 | 0.003 | <0.001 | |
Blood routine examination | ||||||
 Variables | WBC | Neutrophil | Lymphocyte | NLR | MON | PLR |
 r | 0.297 | 0.135 | −0.051 | 0.274 | 0.277 | 0.193 |
 P | 0.003 | 0.098 | 0.621 | 0.006 | 0.012 | 0.081 |
Inflammatory cytokines | ||||||
Variables | TNF-α | IL-1β | CRP | IL-6 |  | |
 r | 0.248 | 0.273 | 0.345 | 0.057 |  | |
 P | 0.001 | <0.001 | 0.002 | 0.688 |  |