Table 2

Hospital admissions related to COVID-19 among patients with AIRD

VariableValue
Admissions, n54
Lag time from onset of symptoms to admission (days), median (IQR)5 (3–10)
Pneumonia at admission, n (%)47 (87)
Systemic autoimmune conditions, n (%)24 (44.4)
Laboratory data at admission, median (IQR)
 Haemoglobin (g/dL)12.9 (12.4–13.8)
 D-dimer (ng/mL)727 (487–1091)
 Neutrophil count (×109/L)4500 (3500–5700)
 Lymphocyte count (×109/L)700 (500–1200)
 CRP (mg/dL)9.19 (2.9–14.6)
 LDH (U/L)618 (489–919)
 Platelet count (×109/L)199 000 (158 000–267 000)
 Creatinine (mg/dL)0.86 (0.76–1.28)
 Ferritine (ng/mL)319 (151–885)
COVID-19-related treatments during admission*, n (%)
 Azithromycin17 (34)
 Other antibiotics29 (58)
 Glucocorticoids26 (52)
 Lopinavir/ritonavir18 (6)
 Remdesivir0
 Darunavir/cobicistat4 (8)
 Tocilizumab3 (6)
 Interferon4 (8)
 HCQ43 (86)
 Immunoglobulin0
Admitted by intensive care unit during hospital admission
 No52 (96.29)
 Yes2 (3.71)
Length of stay (days), median (IQR)9 (6–14)
Discharge reason, n (%)
 Improvement, home isolation29 (53.70)
 Other care centre (medicalised hotel/IFEMA hospital)8 (14.82)
 Death12 (22.22)
 End of study (no discharge)5 (9.26)
  • *Data for 50 patients (4 patients were treated in other support centres after referral or admission in other centres).

  • CRP, C reactive protein; HCQ, hydroxychloroquine; LDH, lactate dehydrogenase.