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Table 2

Clinical characteristics of post-COVID-19 syndrome

N = 29
Symptoms—n (%)
 Fatigue25 (86%)
 Muscle pain18 (62%)
 Dyspnea14 (48%)
 Inappropriate sinus tachycardia9 (31%)
 Low-grade fever9 (31%)
Functional status
 Grade 00 (0%)
 Grade I—n (%)7 (24%)
 Grade II—n (%)8 (27.5%)
 Grade III—n (%)5 (17.2%)
 Grade IV—n (%)9 (31%)
Median number of days until evaluation days (IQR)57 (42–71)
Median number of days to extra-respiratory positive RT- PCR (IQR)55 (39–67)
SARS-CoV-2 IgG tests—n (%)25 (86%)
Hemoglobin (g/dL)—median (IQR)14.3 (13.2–15)
Lymphocyte count (× 10E3/µl)—median (IQR)1.4 (1.2–1.7)
Platelet count (× 10E3/µL)—median (IQR)202 (184–238)
Serum creatinine (mg/dL)—median (IQR)0.72 (0.63–0.82)
Alanin aminotransferase (U/L)—median (IQR)24 (20–39.5)
  > 40 U/L—n (%)7 (25%)
  ≤ 40 U/L—n (%)21 (75%)
Ferritin (µg/L)—median (IQR)100 (38.5–204)
  > 205 (µg/L)—n (%)7 (25%)
  ≤ 205 (µg/L)—n (%)21 (75%)
Positive SARS-CoV-2 RT-PCR
 Plasma—n (%)13 (44.8%)
 Stool—n (%)5 (17.2%)
 Urine—n (%)4 (13.7%)
 At least one positive result—n (%)15 (51.7%)
 Two positive results—n (%)5 (17,2%)
 Three positive results—n (%)2 (6.8%)

n  number, IQR interquartile range