|
Patients had invasive mechanical ventilation; vasoactive agent wasn’t used or had been evacuate | 是/Yes |
|
sinus rhythm | 是/Yes |
|
existing fluid infusion test contraindication (acute coronary syndrome, cardiogenic shock and evidence showing overload fluid) | 否/No |
|
being obvious right ventricular dysfunction, right heart failure and tricuspid regurgitation | 否/No |
|
being younger than 18 years old | 否/No |
|
being gestation | 否/No |
|
being intra-abdominal hypertension, bladder pressure measured by catheter ＞16cmH2O | 否/No |
|
existing pneumothorax or pulmonary bulla Without drainage. | 否/No |
|
the dispensability index of the inferior vena cava, dIVC | 18.22% |
|
Stroke VolumeVariation, SVV | 15.42 |
|
IVCdmax | 1.6 |
|
Mean airway pressure | 6 |
|
peak inspiratory pressure | 18 |
|
cardiac output | 4.8 |
|
CVP | 5 |
|
Pulse Pressure Variation, PPV | 14.69 |
|
peak inspiratory pressure | PEEP=0时，18；PEEP=5时，22；PEEP=10时，28；PEEP=15时，31. |
|
Mean airway pressure | PEEP=0时，6；PEEP=5时，11；PEEP=10时，16；PEEP=15时，22. |
|
IVCdmax | PEEP=0时，1.6；PEEP=5时，1.6；PEEP=10时，1.75；PEEP=15时，1.75. |
|
CVP | PEEP=0时，5；PEEP=5时，6；PEEP=10时，10；PEEP=15时，14. |
|
the dispensability index of the inferior vena cava, dIVC | PEEP=0时，18.22%；PEEP=5时，19.27%；PEEP=10时，18.730%；PEEP=15时，14.25%. |
|
Pulse Pressure Variation | PEEP=0时，14.69；PEEP=5时，21.36；PEEP=10时，28.73；PEEP=15时，31.82. |
|
Stroke VolumeVariation, SVV | PEEP=0时，15.39；PEEP=5时，17.7；PEEP=10时，21.22；PEEP=15时，25.72. |
|
cardiac output | PEEP=0时，4.8；PEEP=5时，5.383；PEEP=10时，5.09；PEEP=15时，5.18. |