From: New-onset QT prolongation is a novel predictor of mortality in critically ill patients
 | All | Normal QT (N = 406) | QT prolongation (N = 99) | p |
---|---|---|---|---|
Age (years) | 63.7 ± 18.2 | 62.8 ± 18.5 | 67.4 ± 16.6 | 0.20 |
Male (%) | 305 (60.4) | 237 (58.4) | 68 (68.7) | 0.06 |
Heart rate (BPM) | 85.2 ± 20.4 | 83.7 ± 20.8 | 91.3 ± 17.5 | 0.01 |
Positive cTNT (%) | 52.5 | 46.5 | 76.8 | < 0.001 |
LogNT-proBNP | 2.3 ± 0.7 | 2.2 ± 0.7 | 2.6 ± 0.6 | 0.91 |
Na+ (mmol/L) | 140.2 ± 5.7 | 140.0 ± 5.5 | 141.0 ± 6.5 | 0.15 |
K+ (mmol/L) | 3.9 ± 0.6 | 3.9 ± 0.6 | 3.8 ± 0.7 | 0.10 |
Cl- (mmol/L) | 104.7 ± 6.4 | 104.6 ± 6.0 | 105.5 ± 7.8 | 0.04 |
Ca2+ (mmol/L) | 2.08 ± 0.21 | 2.10 ± 0.19 | 2.02 ± 0.25 | 0.001 |
FBG (mmol/L) | 7.53 ± 3.28 | 7.36 ± 3.02 | 8.26 ± 4.15 | 0.02 |
eGFR (mL/min/1.73 m2) | 86.7 ± 44.1 | 91.6 ± 42.9 | 66.3 ± 43.5 | 0.49 |
CKD grade# | 1.95 ± 1.13 | 1.80 ± 1.01 | 2.56 ± 1.35 | < 0.001 |
APACHE- II (points) | 15.0 ± 8.4 | 14.2 ± 8.0 | 18.7 ± 9.2 | 0.006 |
TT3 (nmol/L) | 0.92 ± 0.45 | 0.96 ± 0.48 | 0.73 ± 0.25 | 0.004 |
TT4 (nmol/L) | 86.4 ± 30.1 | 88.7 ± 30.9 | 77.4 ± 24.8 | 0.19 |
FT3 (pmol/L) | 3.44 ± 1.10 | 3.52 ± 1.18 | 3.15 ± 0.59 | 0.17 |
FT4 (pmol/L) | 15.5 ± 4.8 | 15.5 ± 5.1 | 15.4 ± 3.6 | 0.67 |
TSH (IU/mL) | 1.34 ± 1.35 | 1.34 ± 1.28 | 1.32 ± 1.61 | 0.06 |
#NTIS (%) | 59.3 | 55.0 | 76.3 | < 0.001 |