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Table 1 Baseline characteristics of patients. Variables are provided as median (25th percentile, 75th percentile)

From: Role of interleukin 6 as a predictive factor for a severe course of Covid-19: retrospective data analysis of patients from a long-term care facility during Covid-19 outbreak

  No hypoxemia requiring oxygen therapy (n = 26) Hypoxemia requiring oxygen therapy (n = 19) p (Mann-Whitney) Cohen d
Age (years) 81 (73, 87) 87 (80.5, 90) 0.056 0.522
SpO2 0.96 (0.95, 0.97) 0.91 (0.86, 0.94) <  0.0001 1.563
CCI 5 (4, 6) 7 (6, 8) <  0.05 1.038
CRP (mg/L) 8.92 (3.223, 17.943) 70.69 (29.59, 142.46) <  0.0001 1.398
IL-6 (pg/mL) 12.3 (7.3, 20.5) 43.1 (26.3, 116.7) <  0.0001 1.880
D-dimer (mg/L) 1.215 (0.558, 2.625) 1.58 (0.78, 3.43) 0.198 0.366
Fibrinogen (g/L) 3.6 (3.3, 4.18) 4.45 (3.825, 5.825) <  0.05 0.869
Procalcitonine (ng/mL) 0.02 (0.02, 0.03) 0.132 (0.048, 0.313) <  0.0001 1.791
Ferritin (ug/L) 175.9 (94.13, 429.3) 295.18 (149.79, 778.02) 0.125 0.465
AST (ukat/L) 0.355 (0.29, 0.533) 0.755 (0.403, 1.12) <  0.0001 1.214
ALT (ukat/L) 0.25 (0.16, 0.37) 0.35 (0.26, 0.54) <  0.05 0.613
Sodium (mmol/L) 140.9 (137.45, 142.675) 139 (133.6, 145.6) 0.830 0.06
Potasium (mmol/L) 4.09 (3.85, 4.36) 3.71 (3.235, 4.503) 0.184 0.386
Glucose (mmol/L) 4.8 (4.2, 5.4) 5.9 (5.1, 7.1) <  0.01 0.861
Urea (mmol/L) 6.2 (5.4, 7.5) 11 (6, 21.5) <  0.01 0.794
Creatinine (umol/L) 74.5 (59.25, 101.25) 110.9 (73, 264) <  0.05 0.729
Total bilirubin (umol/L) 8.75 (6.55, 11.75) 11.95 (9.8, 15.4) <  0.0001 0.728
WBC (cells/mL) 4880 (4100, 6515) 5640 (4420, 8640) 0.167 0.395
LBC (cells/mL) 1565 (1045, 2083) 860 (580, 1300) <  0.0001 1.035
NBC (cells/mL) 2680 (2015, 3800) 3890 (2950, 7450) <  0.05 0.816
MBC (cells/mL) 490 (370, 615) 440 (250, 680) 0.712 0.107
EBC (cells/mL) 110 (30, 190) 10 (0, 30) <  0.05 1.373
BBC (cells/mL) 20 (10, 37) 10 (10, 20) 0.155 0.398
  1. ALT alanine aminotransferase, AST aspartate aminotransferase, BBC basophil blood count, CCI Charlson Comorbidity Index, CRP C-reactive protein, EBC eosinophil blood count, IL-6 interleukin 6, LBC lymphocyte blood count, MBC monocyte blood count, NBC neutrophil blood count, p probability, SpO2 oxygen saturation, WBC white blood cell blood count
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