Prognostic Value of Transthoracic Impedance Cardiography, Amino-Terminal Pro-B-Type Natriuretic Peptide Levels, The Six-Minute Walk Test, and Chest X-Ray in Elderly Patients with Chronic Heart Failure: A Comparative Study in Lithuania

Andrius Ališauskas; Kornelija Dzikevičiūtė; Urtė Rimšaitė; Albinas Naudžiūnas; Haroldas Razvadauskas; Diana Zinkienė; Tomas Repečka; Jonas Jucevičius; Saulius Sadauskas

doi:10.12659/MSM.945647

27 September 2024 : Clinical Research

Prognostic Value of Transthoracic Impedance Cardiography, Amino-Terminal Pro-B-Type Natriuretic Peptide Levels, The Six-Minute Walk Test, and Chest X-Ray in Elderly Patients with Chronic Heart Failure: A Comparative Study in Lithuania

Andrius Ališauskas

^1ABCDEF*, Kornelija Dzikevičiūtė^2CDEF, Urtė Rimšaitė^2CDEF, Albinas Naudžiūnas

^1ADEF, Haroldas Razvadauskas^1DEF, Diana Zinkienė^1DEF, Tomas Repečka^1DEF, Jonas Jucevičius

^1DEF, Saulius Sadauskas

^1ACDEF

DOI: 10.12659/MSM.945647

Med Sci Monit 2024; 30:e945647

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Table 2 Relationship of baseline ICG data with other non-invasive CHF diagnostic markers.

ICG data	CHF prognostic marker
ICG data	NT-pro BNP (Spearman’s r; P-value*)	6MWD (Spearman’s r; P-value*)	LVEF (Spearman’s r; P-value*)	LAD (Spearman’s r; P-value*)	LVEDD (Spearman’s r; P-value*)	LVEDDI (Spearman’s r; P-value*)	LVM (Spearman’s r; P-value*)	LVMI (Spearman’s r; P-value*)	NYHA class (Spearman’s r; P-value*)
TFC	0.358;	−0.152; 0.160	−0.479;	0.488;	0.013; 0.905	0.019; 0.865	0.065; 0.551	0.139; 0.200	0.471;
TFCI	0.408;	−0.337;	−0.326;	0.446; <0.001	−0.123; 0.256	−0.059; 0.587	0.011; 0.921	0.136; 0.211	0.434;
SV	−0.372;	0.375;	0.219;	−0.421;	0.050; 0.643	0.075; 0.487	−0.186; 0.085	−0.226;	−0.437;
SI	−0.293;	0.263;	0.202; 0.060	−0.350;	0.084; 0.438	0.121; 0.264	−0.217;	−0.201; 0.063	−0.380; <0.001
CO	−0.308;	0.381;	0.109; 0.316	−0.342;	0.190; 0.078	0.113; 0.299	−0.153; 0.158	−0.229;	−0.398;
STR	0.370;	0.164; 0.129	−0.589;	0.582;	0.383;	0.137; 0.207	0.327;	0.250;	0.493;
PEP	0.280;	0.465;	−0.517;	0.535;	0.269;	0.064; 0.553	0.182; 0.091	0.068; 0.533	0.412;
LVET	−0.165; 0.126	0.152; 0.161	0.274;	−0.222; 0.039	−0.144; 0.182	0.012; 0.912	−0.281;	−0.243;	−0.263;
LCW	−0.182; 0.092	0.427;	0.021; 0.847	0.035; 0.747	0.166; 0.125	−0.053; 0.627	0.058; 0.591	−0.110; 0.312	−0.255;
LCWI	0.155; 0.151	0.422;	0.045; 0.679	0.100; 0.356	0.148; 0.172	−0.103; 0.344	0.042; 0.696	−0.141; 0.194	−0.205; 0.057
^* Statistically significant results are in bold. ICG – transthoracic impedance cardiography; CHF – chronic heart failure; – level of significance; TFC – thoracic fluid content; TFCI – TFC index; SV – stroke volume; SI – stroke index; CO – cardiac output; STR – systolic time ratio; PEP – pre-ejection period; LVET – left ventricular ejection time; LCW – left cardiac work; LCWI – LCW index; NT-proBNP – amino-terminal pro-B-type natriuretic peptide; 6MWD – six-minute walk distance; LVEF – left ventricular ejection fraction; LAD – left atrial dimension in the parasternal long axis view; LVEDD – left ventricular end-diastolic dimension; LVEDDI – LVEDD index; LVM – left ventricular mass; LVMI – LVM index; NYHA – New York Heart Association.

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Prognostic Value of Transthoracic Impedance Cardiography, Amino-Terminal Pro-B-Type Natriuretic Peptide Levels, The Six-Minute Walk Test, and Chest X-Ray in Elderly Patients with Chronic Heart Failure: A Comparative Study in Lithuania

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