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. 2023 May 23;10:1036285. doi: 10.3389/fcvm.2023.1036285

Table 5.

Clinical outcomes analysis in CVP dropped to less than 13.46 mmHg and group whose CVP did not drop to less than 13.46 mmHg.

Outcomes Second day CVP ≤ 13.46 mmHg Second day CVP > 13.46 mmHg p-value
Primary outcome
28-day mortality 10/275 (3.64) 33/372 (8.87) 0.010**
Secondary outcomes
In-hospital mortality 9/ 275 (3.27) 38/372 (10.22) <0.001***
1-year mortality 11/ 275 (4.00) 50/372 (13.44) <0.001***
Length of ICU stay (days) 3.28 (2.14–5.22) 4.33 (2.63–8.87) <0.001***
Length of hospitalization (days) 9.43 (6.39–14.47) 11.77 (7.67–17.73) <0.001***
AKI within 7 days, n (%) 111/ 275 (40.36) 228/372 (61.29) <0.001***
RRT, n (%) 11/ 275 (4.00) 49/372 (13.17) <0.001***
Vasopressor, n (%) 263/ 275 (95.64) 363/372 (97.58) 0.1837
Maximum of lactate level on day 2 (mmol/L) 1.80 (0.08) 2.63 (0.16) <0.001***
Lactate clearance on day 2 (%) 4.59 (2.77) 4.62 (2.85) 0.994
Duration of ventilation (h) 16.83 (7.60–29.98) 29.38 (14.25–104.62) <0.001***
PO2/FiO2 (mmHg) 160 (106–221) 148 (104–107) 0.047*
Fluid balance on day 1 (L) 10.32 (0.33) 12.49 (0.31) <0.001***
Fluid balance on day 2 (L) 1.08 (0.18) 3.08 (0.23) <0.001***

CVP, central venous pressure; ICU, intensive care unit; AKI, acute kidney injury; RRT, renal replacement therapy; PO2, partial pressure of oxygen; FiO2, fraction of inspiration oxygen.

*p<0.05; **p<0.01; ***p<0.001.