Table 2 Logistic regression calculated propensity scores.

From: Serum ferritin level during hospitalization is associated with Brain Fog after COVID-19

Variable

Patient number

Ferritin level median (IQR)

P-value

Model 1

126 vs. 126

944.3 (471.9–1778.25) vs. 687.1 (402.75–1179.5)

0.0050

Model 2

126 vs. 126

944.3 (471.9–1778.25) vs. 687.1 (402.75–1179.5)

0.020

Model 3

104 vs. 104

831.9 (426.1–1431.75) vs. 687.1 (392.23–1158.5)

0.050

Model 4

102 vs. 102

886 (445.58–1559.5) vs. 687.1 (391.08–1142.75)

0.033

Model 5

95 vs. 95

814.5 (417.5–1416.0) vs. 724.5 (391.65–1140.5)

0.25

  1. Each parameter was included in the model (Model 1: age, sex; Model 2: age, sex, CRP, WBC; Model 3: age, sex, length of hospitalization, intubation (or not), and maximal oxygen dose, CRP, WBC; Model 4: age, sex, length of hospitalization, intubation (or not), and maximal oxygen dose, CRP, WBC, D-dimer, creatinine, sodium, potassium, albumin, RBC, platelets, procalcitonin; Model 5: age, sex, length of hospitalization, intubation (or not), and maximal oxygen dose, CRP, WBC, d-dimer, creatinine, sodium, potassium, albumin, RBC, platelets, procalcitonin, remdesivir, steroid therapy, antibody cocktail therapy). IQR interquartile ranges.
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