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Table 4 BIA measurements and thyroid function in COVID-19 patients

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

  Normal FT3 (n. 32)
Mean (St. Dev.)
Low FT3 (n. 29)
Mean (St. Dev.)
Very low FT3 (n. 13)
Mean (St. Dev.)
Total (n. 74) Mean (St. Dev.)
FT3 (pg/ml) 2.2 (± 0.4) 1.5 (± 0.1) 1.0 (± 0.0) 1.7 (± 0.6)
FT4 (ng/dl) 1.0 (± 0.2) 1.0 (± 0.2) 0.9 (± 0.2) 1.0 (± 0.2)
TSH (μIU/ml) 1.4 (± 1.3) 0.8 (± 0.9) 0.6 (± 0.8) 1.0 (± 1.1)
Rz 453.6 (± 123.8) 445.0 (± 121.8) 339.5 (± 81.6) 430.2 (± 122.8)
Xc 31.6 (± 14.5) 26.0 (± 14.2) 20.8 (± 14.9) 27.5 (± 14.8)
PhA 4.1 (± 1.9) 3.3 (± 1.6) 3.6 (± 3.0) 3.7 (± 2.0)
FFM 55.4 (± 15.8) 53.1 (± 12.3) 59.3 (± 11.8) 55.2 (± 13.8)
TBW 46.0 (± 14.8) 45.4 (± 11.0) 52.3 (± 10.3) 46.9 (± 12.8)
ECW 26.6 (± 8.5) 29.4 (± 8.9) 34.4 (± 11.9) 29.1 (± 9.6)
BCM 23.0 (± 13.0) 18.1 (± 10.2) 19.7 (± 14.5) 20.5 (± 12.3)
FM 28.1 (± 17.4) 24.3 (± 8.2) 27.3 (± 16.3) 26.4 (± 14.2)
Nae:Ke ratio 1.8 (± 1.2) 2.3 (± 1.5) 2.7 (± 1.7) 2.1 (± 1.4)
FM% 32.6 (± 11.9) 31.4 (± 8.1) 30.1 (± 10.4) 31.7 (± 10.2)
FFM% 67.4 (± 11.9) 68.6 (± 8.1) 69.9 (± 10.4) 68.3 (± 10.2)
TBW% 55.7 (± 10.7) 58.5 (± 6.3) 61.7 (± 9.4) 57.8 (± 9.1)
ECW% 59.2 (± 13.1) 65.0 (± 13.4) 65.6 (± 16.3) 62.6 (± 14.0)
ICW% 40.9 (± 13.1) 35.0 (± 13.4) 34.4 (± 16.3) 37.4 (± 14.0)
MM 30.1 (± 14.9) 24.9 (± 11.3) 27.6 (± 15.4) 27.6 (± 13.7)
MM% 36.0 (± 15.4) 32.0 (± 13.1) 32.1 (± 16.4) 33.7 (± 14.6)
BCMI 8.0 (± 4.1) 6.3 (± 3.5) 7.2 (± 5.3) 7.2 (± 4.1)
ECM 32.4 (± 8.3) 35.0 (± 9.0) 39.5 (± 13.1) 34.7 (± 9.8)
TBW/FFM (hydration) 82.4 (± 7.5) 85.7 (± 7.6) 88.5 (± 7.0) 84.8 (± 7.7)
Nutrition 671.8 (± 374.7) 528.2 (± 295.4) 583.8 (± 419.3) 600.0 (± 355.4)
SMI 10.4 (± 3.7) 10.5 (± 2.9) 13.2 (± 2.9) 10.9 (± 3.4)
SMM 30.1 (± 14.9) 24.9 (± 11.3) 27.6 (± 15.4) 27.6 (± 13.7)
ASMM 23.4 (± 9.5) 22.4 (± 6.7) 26.7 (± 6.6) 23.6 (± 8.0)
FMI 10.1 (± 6.1) 8.5 (± 2.8) 9.9 (± 6.3) 9.4 (± 5.1)
FFMI 19.5 (± 4.0) 18.5 (± 3.4) 21.4 (± 3.7) 19.4 (± 3.8)
SPA − 1.6 (± 2.2) − 2.5 (± 1.4) − 2.0 (± 2.8) − 2.0 (± 2.0)