Table 4. Risk Factors Associated with 30-day Mortality in Patients with SFTS.
| Univariate Model | Multivariate Modela | |||||
|---|---|---|---|---|---|---|
| Variable | HR | (95% CI) | P Value | aHR | (95% CI) | P Value |
| Age | 1.08 | (1.03–1.12) | .001 | 1.10 | (1.04–1.17) | .001 |
| Arrhythmia | 6.23 | (2.53–15.38) | < .001 | 4.61 | (1.42–14.94) | .011 |
| Septic shock/Sepsis | 5.32 | (2.36–11.99) | < .001 | 4.52 | (1.33–15.38) | .016 |
| Initial APACHE II score | 1.10 | (1.06–1.14) | < .001 | 1.08 | (1.01–1.15) | .033 |
| ICU admission | 13.27 | (4.02–43.80) | < .001 | 41.90 | (4.51–389.16) | .001 |
| Initial altered mentation | 2.62 | (1.21–5.64) | .014 | - | ||
| Initial PT prolongation (INR >1.3) | 2.95 | (0.88–9.90) | .080 | - | ||
| Mechanical ventilator | 8.21 | (3.83–17.61) | < .001 | 2.87 | (1.01–8.13) | .047 |
| CRRT/Hemodialysis | 5.74 | (2.72–12.11) | < .001 | 4.34 | (1.36–13.89) | .013 |
Abbreviations: APACHE, acute physiology and chronic health evaluation; aHR, adjusted hazard ratio; CI, confidence interval; CRRT, continuous renal replacement therapy; DIC, disseminated intravascular coagulation; HR, hazard ratio; ICU, intensive care unit; INR, international normalized ratio; PT, prothrombin time.
a The variables included in the multivariate model were age, arrhythmia, septic shock/sepsis, initial APACHE II score, ICU admission, Initial altered mentation, initial PT prolongation, mechanical ventilator and CRRT/hemodialysis.