Table 2

Ventilatory and dynamic fluid parameters of the 336 patients categorised by 30-day mortality

AllSurvivorNon-survivorP value
n=336n=264n=72
Ventilatory data
 Day-1 FiO261.6±38.159.2±37.570.6±39.40.02
 Day-1 PEEP8.3±5.68.3±5.78.2±5.30.84
 Day-1 VT/PBW6.4±46.3±3.96.6±4.30.54
 Day-1 Ppeak22.1±13.222±1322.5±13.80.79
 Day-2 FiO261.5±22.357.7±20.975.7±21.70.00
 Day-2 PEEP11.3±3.711.1±3.811.9±3.50.12
 Day-2 VT/PBW8.3±28.4±28.2±2.10.49
 Day-2 Ppeak28.1±4.927.8±5.129.1±4.30.10
 Day-3 FiO253.7±20.151.1±18.764.5±22.1<0.01
 Day-3 PEEP11.2±3.710.9±3.812.5±3.2<0.01
 Day-3 VT/PBW8.1±28.2±27.7±1.90.13
 Day-3 Ppeak27.7±5.327.2±5.529.7±4.10.00
 Day-7 FiO248.9±18.545.3±15.265±23.20.00
 Day-7 PEEP9.8±3.89.6±3.711.2±4.10.02
 Day-7 VT/PBW8.3±2.18.3±27.9±2.50.27
 Day-7 Ppeak26.3±6.425.7±6.429±5.60.00
Dynamic fluid status
 Day-1 input2135.9±1897.22036.5±1651.62481.5±2561.90.22
 Day-1 output1403.9±1052.21463.9±1021.41185.5±1139.70.08
 Day-2 input2626.3±1148.42576±11042809.2±12900.22
 Day-2 output1891.2±1195.52003.4±1193.11478.6±1119.4<0.01
 Day-3 input2558.6±1170.72481.8±990.32875±1701.20.13
 Day-3 output2211.6±1438.32213.6±1215.32203.2±2146.20.34
 Day-4 input2424.5±944.12392.6±922.32563.6±1031.20.39
 Day-4 output2338.1±1294.72435.8±1259.51906.7±1370.40.01
 Day-1–4 fluid balance1864.7±3509.71347.3±3137.43801.2±4128.8<0.01
 Day-5 input2395.1±9352365.2±896.92534.7±1094.30.32
 Day-5 output2552±1362.22582.3±1322.52411.8±1539.10.41
 Day-6 input2345.2±8552294.2±762.32604.4±1199.70.09
 Day-6 output2626.1±1882.22723.5±1956.92130.8±1354.60.05
 Day-7 input2395.6±898.82322.6±826.32785.5±1150.40.01
 Day-7 output2510.1±12652549.7±1213.22299.8±1509.70.23
 Day-1–7 fluid balance1351.6±4799.7506.8±43854500.7±4997.8<0.01
  • FiO2, fraction of inspired O2; PBW, predicted body weight; PEEP, positive end-expiratory pressure; Ppeak, peak pressure; VT, tidal volume.