Skip to main content

Table 6 Bioelectrical impedance analysis results for COVID-19 patients in ICU

From: Nonthyroidal illness syndrome (NTIS) in severe COVID-19 patients: role of T3 on the Na/K pump gene expression and on hydroelectrolytic equilibrium

COVID-19 patients (n. 74)

Rz (W)

Xc (W)

TBW (%)

ECW (%)

ICW (%)

Nae:Ke (ratio)

PhA (°)

Normal FT3 serum levels > 1.7 pg/ml (n. 32)

453.6 ± 123.8

31.6 ± 14.5

55.7 ± 10.7

59.2 ± 13.1

40.9 ± 13.1

1.8 ± 1.2

4.1 ± 1.9

Low FT3 serum levels ± 1.7 pg/ml (n. 42)

382.8 ± 113.5

21.7 ± 14.8*

59.5 ± 7.4*

65.2 ± 14.2*

34.8 ± 14.2*

2.4 ± 1.5*

3.2 ± 2.0

  1. Rz: resistance; Xc: reactance; TBW: total body water; ECW: extracellular water; ICW: intracellular water; Nae:Ke: sodium/potassium exchangeable ratio; PhA: 50 kHz Whole Body Phase Angle
  2. *p < 0.05