Table 4 Variables related to mortality using Cox regression
From: 4C mortality score and CT severity score among COVID-19 patients: a single center prospective study
Variable | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
OR (95% CI) | p | OR (95% CI) | p | |
Age (≥ 60) | 2.7 (1.6–4.6) | 0.0001 | 0.84 (0.34–2.06) | 0.7 |
Sex (male) | 1.7 (1.08–2.9) | 0.02 | 1.80 (0.76–4.3) | 0.1 |
Smoking | 1.2 (0.67–2.1) | 0.466 | – | |
Comorbidity | ||||
Hypertension | 3.13 (0.5–1.2) | 0.0001 | 1.09 (0.81–2.06) | 0.79 |
Diabetes mellitus | 3.14 (0.7–1.6) | 0.0001 | 1.64 (0.21–5.6) | 0.137 |
SpO2 at admission (< 90) | 0.90 (0.88–0.92) | 0.0001 | 0.92 (0.89–0.95) | 0.0001 |
Absolute lymphocyte count (< 1000/mm3) | 1.0 (1.1–4.5) | 0.5 | – | |
4C mortality score (> 9.5) | 15.01 (7.1–31.5) | 0.0001 | 6.9 (2.1–22.09) | 0.001 |
CT-severity score (> 12) | 9.8 (5.1–18.6) | 0.0001 | 2.5 (1.1–5.6) | 0.02 |