Prognostic Value of Thyroid Hormone FT3 in General Patients Admitted to the Intensive Care Unit

Table 2

Baseline characteristics of the subjects according to 28-day mortality.

Characteristics	Survivors ()	Nonsurvivors ()
Males (%)	68.9	65.7	0.7
Ages (years)			0.001
Principal diagnosis leading to ICU admission (%)			<0.001
Sepsis or sepsis shock	8.6	25.7
Severe trauma	50	5.7
Brain injury or diseases	22.2	31.5
Severe disease	6.3	17.1
After operation	10.7	8.6
Tumor	1.9	11.4
Pulmonary embolism	0.7	0
APACHE II score			<0.001
GCS score			<0.001
SOFA score			<0.001
FT3 (pmol/L)			0.009
FT4 (pmol/L)			0.22
TSH (mIU/L)			0.537
Vital signs when enrolled
(°C)			0.565
HR			0.052
SBP (mmHg)			<0.001
DBP (mmHg)			0.002
R			0.524
ALB (g/L)			0.049
PCT (μg/L)			0.002
BNP(pg/mL)			0.005
WBC (×10^9/L)			<0.001
HGB (g/L)			0.242
PLT (×10^9/L)			0.035
PT (s)			0.329
APTT (s)			0.488
FIB (g/L)			0.697
Lac (mmol/L)			0.041
pH			0.937
BE (mmol/L)			<0.001
PCO2 (mmHg)			0.676
Oxygenation index (PaO2/FIO2)			0.001
CREA (μmol/L)			<0.001
TBil (mmol/L)			0.085
Na (mmol/L)			0.532
K (mmol/L)			0.931

APACHE II score: acute physiology and chronic health evaluation II score; GCS: Glasgow coma scale; SOFA; sequential organ failure score; fT3: free triiodothyronine; FT4: free thyroxine; TSH: thyroid-stimulating hormone; SBP: systolic blood pressure; DBP: diastolic blood pressure; PCT: procalcitonin; BNP: brain natriuretic peptide; HGB: hemoglobin; PLT: blood platelet; CREA: creatinine; TBil: total bilirubin; PT: prothrombin time; APTT: activated partial thromboplastin time; FIB; fibrinogen.