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Table 3 Multivariate linear regression for association with SF ratio

From: Peripheral microcirculatory alterations are associated with the severity of acute respiratory distress syndrome in COVID-19 patients admitted to intermediate respiratory and intensive care units

  B β (95% CI) p
Age  − 1  − 0.16 (− 2.6, 0.6) 0.2
Hypertension  − 36  − 0.23 (− 75, 3) 0.07
BMI  − 1.7  − 1.1 (− 5.4, 1.9) 0.3
StO2  − 3  − 0.23 (− 6, − 0.6) 0.05
ReO2 0.7 0.33 (0.2, 1.2) < 0.01
  1. BMI, body mass index; StO2, tissue oxygen saturation; ReO2, reoxygenation rate