Serum NT-Pro-BNP versus Noninvasive Bedside Inotropic Index in Paediatric Shock: A Contest of Myocardial Performance in Response to Fluid Loading

Table 3

Comparison between preloading and postloading haemodynamic parameters based on fluid responsiveness.

	Fluid nonresponders	Fluid responders	value
Preloading haemodynamic parameters
Preloading CI	3.95 (280–4.70)	2.50 (1.50–3.33)	≤0.001
Preloading SVI, mL/m^2	28 .00 (21.25–31.00)	16.00 (14.00–22.50)	0.001
Preloading SVRI, ds cm^−5	1444.00 (1180.75–2265.50)	2841.50 (1700.75–3890.50)	0.083
Preloading SVV^a, %	49.77 ± 24.64	51.33 ± 19.39	0.125
Preloading SMII^a, W/m^2	1.08 ± 0.41	0.75 ± 0.21	≤0.001
Preloading DO2, mL/min	286.00 (195.25–481.25)	240.00 (176.50–455.00)	0.199
Postloading haemodynamic parameters
Postloading CI	3.70 (2.98–4.40)	3.70 (3.00–4.83)	0.690
Postloading SVI, mL/m^2	24.00 (18.75–30.00)	30.00 (23.75–35.00)	0.123
Postloading SVRI, ds cm^−5	1468.00 (1130.50–1918.50)	1738.00 (1204.25–2389.50)	0.428
Postloading SVV, %	35.55 (27.50–49.25)	32.00 (22.25–49.25)	0.390
Postloading SMII^a, W/m^2	1.10 ± 0.34	1.36 ± 0.38	0.006
Postloading DO2, mL/min	284.00 (155.50–471.00)	489.00 (251.25–758.50)	0.083

SVI: stroke volume index; SVRI: systemic vascular resistance index; SVV: stroke volume variation; SMII: Smith–Madigan inotropic index; DO₂: oxygen delivery.