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Table 2 Multivarate analysis for factors associated with death in hospital

From: Risk factors for mortality in critically ill patients with COVID-19: a multicenter retrospective case-control study

Variable Univariable
HR (95%Cl)
P value Multivarate
HR(95%CI)
P value
Gender 1.290 (0.745–2.235) 0.363 0.660 (0.283–1.536) 0.335
Age 1.057 (1.038–1.076) < 0.001 1.026 (0.987–1.067) 0.195
Comorbidity 2.635 (1.487–4.669) 0.001 6.455 (1.658–25.139) 0.007
APACHEII score 1.143 (1.117–1.170) < 0.001 1.007 (0.923–1.098) 0.881
SOFA score 1.186 (1.152–1.222) < 0.001 1.171 (1.013–1.354) 0.033
Lymphocyte 0.154 (0.071–0.331) < 0.001 0.373 (0.148–0.944) 0.037
Procalcitonin 1.054 (1.017–1.093) 0.004 0.997 (0.953–1.044) 0.912
Creatine 1.009 (1.006–1.012) < 0.001 1.005 (0.999–1.011) 0.080
Pa02/FiO2 0.991 (0.987–0.995) < 0.001 0.998 (0.994–1.003) 0.428
lactic acid 1.109 (0.968–1.270) 0.832 0.978 (0.624–1.534) 0.923
Clinical classification 0.044 (0.019–0.103) < 0.001 0.191 (0.053–0.687) 0.011
  1. APACHE II Acute Physiology and Chronic Health Evaluation II score, SOFA Sequential Organ Failure Assessment