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Table 1 Clinical–biochemical–radiological characteristics of patients included in the final data analysis

From: Lung histopathologic clusters in severe COVID-19: a link between clinical picture and tissue damage

 

N = 48

Age, years

64.5 (60–71)

BMI

27.7 (24.5–31.1)

Gender, M/F, n (%)

44/4 (91.7/8.3)

Comorbidities, n (%)

 

 Smoke

9 (18.8)

 Cardiovascular disease

30 (62.5)

 Respiratory disease

3 (6.3)

 Immunosuppressive therapy

2 (4.2)

 HIV

1 (2.1)

 Diabetes

5 (10.4)

 Cancer

6 (12.5)

Symptoms onset-to-hospital admission interval, days

7 (4–10)

Symptoms onset-to-mechanical ventilation, days

12 (8.7–17.5)

Chest X-ray scorea

15 (13–16)

CPAP treatment, n (%)

39 (81.2)

CPAP days

2 (1–5)

Patients treated with MV, n (%)

43 (89.6)

MV days

15 (7–19)

PPV days

17.5 (9–23.7)

FiO2

0.8 (0.7–0.8)

PEEP, cmH2O

14 (12–17.5)

mPEEPTOT, cmH2O

13.6 (10.5–16)

cPEEP, cmH2O·days

193.4 (123.4–279.5)

Ppeak, cmH2O

33 (30–35)

Tidal volume, ml

550 (500–600)

PaO2/FiO2 ratio

116.5 (93.7–142.5)

ABG

 

 pH

7.33 (7.27–7.4)

 pCO2, mmHg

46.5 (40–54.5)

 pO2, mmHg

86.5 (70.5–101.2)

Prone position, n (%)

10 (20.8)

Mean arterial pressure, mmHg

75 (70–80)

Norepinephrine, n (%)

31 (64.6)

Fluid balance, ml

1025 (177–1817)

AKI, n (%)

 

 None

11 (22.9)

 KDIGO class I

11 (22.9)

 KDIGO class II

4 (8.3)

 KDIGO class III

22 (45.8)

CRRT, n (%)

11 (22.9)

Neutrophils, cells·mm3

8340 (5060–11,000)

Lymphocytes, cells·mm3

536 (413–815)

Neutrophils-to-lymphocytes ratio

16.3 (7.7–23.1)

Hemoglobin, g dl−1

12.7 (11.5–13.8)

Hematocrit, %

37.5 (35–41)

Platelets, 103 cells·mm3

217.5 (174–331)

C-reactive protein, mg l−1

220 (126–322)

Procalcitonin, µg l−1

1.25 (0.27–2.6)

Worst S-albumin, g dl−1

1.7 (1.6–2)

Worst D-dimer, ng ml−1

13,390 (3758–29,524)

Fibrinogen, mg ml−1

700 (695–700)

IL-6, ng l−1

254 (160–1047)

Ferritin, µg l−1

2560 (1282–3494)

S-creatinine, mg dl−1

0.95 (0.78–1.41)

LDH, U l−1

543 (437.5–703.7)

SOFA score

10 (8–11.75)

Pharmacological treatment, n (%)

 

 Tocilizumab

12 (25)

 Remdesivir

11 (22.9)

 Hydroxychloroquine

31 (64.6)

 Lopinavir/ritonavir

26 (54.2)

 Steroids

14 (29.2)

Sepsis/septic shock, n (%)

28 (58.3)

LOS—ICU, days

15 (6.25–19.75)

LOS—hospital, days

17.5 (11–25)

  1. Data are shown as median (IQR) or n (%) were indicated. A complete list of variables is shown in Additional file 1: Table S1
  2. BMI body mass index, CPAP continuous positive airway pressure, MV mechanical ventilation, PPV positive-pressure ventilation, PEEP positive end-expiratory pressure, mPEEPTOT mean PEEP applied with PPV during hospitalization, cPEEP cumulative PEEP, Ppeak peak airway pressure measured at admission in mechanically ventilated patients, ABG arterial blood gas analysis, AKI acute kidney injury, CRRT continuous renal replacement therapy, IL-6 plasma interleukin 6, LDH lactic dehydrogenase, SOFA Sequential Organ Failure Assessment, LOS length of stay, ICU intensive care unit
  3. aChest X-ray score according to Brixia classification