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Table 3 The multivariable subdistribution hazards model for hospital mortality

From: Absolute mortality risk assessment of COVID-19 patients: the Khorshid COVID Cohort (KCC) study

Parameter Category Subdistribution Hazard Ratio CI 95% p-value
Sex
  Female, ref - - -
  Male 1.41 0.72–2.78 0.320
Age (years)
   < 45, ref - - -
  45–54 0.91 0.14–6.10 0.920
  55–64 1.53 0.32–7.39 0.600
  65–74 3.49 0.70–17.56 0.130
   > 74 2.40 0.42–13.72 0.330
Oxygen Saturation (%)
  90–100, ref - - -
  80–89 5.37 2.27–12.74  < 0.001
   < 80 10.94 3.90–30.66  < 0.001
CCI
  0–2, ref - - -
   ≥ 3 2.18 0.94–5.05 0.068
Hypertension   1.41 0.72–2.76 0.320
  1. CCI Charlson Comorbidity Index