Table 2.
Hemodynamic findings before and after fluid challenge.
| Parameters | FC Responders (n=30) | FC Non-responders (n=23) | ||||
|---|---|---|---|---|---|---|
| Before FC | After FC | P value | Before FC | After FC | P value | |
| SV (mL) | 45±14 | 59±18 | <0.001 | 59±20 | 61±20 | <0.001 |
| SDRI | 0.68±0.09 | 0.63±0.10 | <0.001 | 0.64±0.09 | 0.62±0.09 | 0.006 |
| CVP (mmHg) | 12±4 | 12±4 | 0.554 | 14±4 | 13±4 | 0.200 |
| MAP (mmHg) | 76±10 | 75±8 | 0.609 | 73±12 | 72±8 | 0.933 |
| PAOP (mmHg) | 15±6 | 15±7 | 0.998 | 18±6 | 16±4 | 0.118 |
| SVRI (dyne-sec/cm−5/m2) | 2490±821 | 1935±575 | <0.001 | 1928±617 | 1825±538 | 0.195 |
| SVO2 (%) | 58±9 | 63±7 | 0.012 | 63±7 | 63±6 | 0.686 |
| cLac (mmol/L) | 1.6±0.9 | 1.4±0.7 | 0.108 | 1.4±0.8 | 1.2±0.6 | 0.017 |
FC: Fluid challenge; SV: Stroke Volume; SDRI: Splenic Doppler resistive index; CVP: Central Venous Pressure; MAP: Mean artery pressure; PAOP: pulmonary artery occlusion pressure; SVRI: systemic vascular resistive index; SVO2: mixed venous oxygen saturation; cLac: arterial lactate.