Table 4 Comparison of characteristics between the training group and validation group
Characteristics | training group (n = 187) | validation group(n = 66) | Z/χ2 | P-value |
|---|---|---|---|---|
Age (years) | 56(46, 66) | 60.5(47.5,71) | −1.591 | 0.112 |
Male【n(%)】 | 128(68.4) | 45(68.2) | 0.002 | 0.968 |
Hepatic dysfunction classification 【n(%)】 | 2.447 | 0.654 | ||
acute hepatic failure | 52(27.8) | 23(34.8) | ||
subacute hepatic failure | 3(1.6) | 0(0) | ||
acute-on-chronic hepatic failure | 37(19.8) | 12(18.2) | ||
chronic hepatic failure | 34(18.2) | 13(19.7) | ||
hepatic dysfunction | 61(32.6) | 18(27.3) | ||
Indications for CRRT 【n(%)】 | 1.424 | 0.491 | ||
CKD | 11(5.9) | 5(7.6) | ||
AKI | 129(69) | 49(74.2) | ||
Others | 47(25.1) | 12(18.2) | ||
BMI (kg/m^2) | 22.7(20.3,25.60) | 23.6(20.76,27) | −1.324 | 0.186 |
Weight (kg) | 62.75(55,70) | 63(55, 73) | −0.655 | 0.513 |
Map (mmHg) | 81(74,89) | 82(75.5,91) | −1.059 | 0.290 |
Norepinephrine (ug/kg/min) | 0.02(0, 0.16) | 0.01(0,0.11) | −0.328 | 0.743 |
Alb (g/L) | 33.1(29.3,36.6) | 32.65(29.68,36.78) | −0.259 | 0.795 |
AST (U/L) | 127(53, 438) | 181.5(72,478) | −1.068 | 0.285 |
ALT (U/L) | 102(33, 387) | 127(39,479.5) | −0.751 | 0.452 |
LDH (U/L) | 399(284,758) | 506(288,906.25) | −1.139 | 0.255 |
Tbil (umol/L) | 130(57,257) | 113.4(48.88,249.43) | −1.033 | 0.302 |
CRP (mg/L) | 53.26(20.15,101.55) | 57.35(20.98,106.15) | −0.241 | 0.810 |
WBC(*10^9/L) | 9.65(6.5,15.24) | 9.3(5.9,12.2) | −0.732 | 0.464 |
PLT(*10^9/L) | 46(29,106) | 59(32,90) | −0.743 | 0.458 |
Hb(g/L) | 73(62,93) | 78(64,94) | −0.867 | 0.386 |
PT(s) | 18.1(14.6,24.3) | 17.4(15.13,22.65) | −0.170 | 0.865 |
INR | 1.64(1.28,2.22) | 1.52(1.28,1.91) | −1.017 | 0.309 |
APTT(s) | 44.1(33.2,60.1) | 40.75(33.23,55.3) | −0.967 | 0.334 |
serum potassium (mmol/L) | 4.32(4,4.67) | 4.26(3.93,4.76) | −0.766 | 0.438 |
tCa (mmol/L) | 2.25(2.17,2.25) | 2.23(2.15, 2.30) | −1.423 | 0.155 |
Scr (umol/L) | 168(87,255) | 153(82.75, 287.75) | −0.217 | 0.828 |
BUN (mmol/L) | 14.6(7.9,14.6) | 13.8(8.10,26.45) | −0.484 | 0.629 |
pH | 7.43(7.38,7.47) | 7.42(7.36,7.47) | −0.776 | 0.438 |
PO2 (mmHg) | 106(89,132) | 103(82.6123.3) | −1.445 | 0.148 |
PCO2 (mmHg) | 34.8(31.6,39.2) | 33.1(28.93,38.05) | −2.009 | 0.045 |
Bicarbonate concentration (mmol/L) | 23.16 ± 3.8 | 22.16 ± 4.20 | 1.784 | 0.076 |
BE (mmol/L) | −1.15 ± 4.13 | −2.03 ± 4.74 | 1.422 | 0.156 |
Lactate (mmol/L) | 1.9(1.3,3.1) | 1.8(1.28,2.58) | −0.569 | 0.570 |
iCa (mmol/L) | 1.12(1.04,1.18) | 1.1(1.03,1.16) | −0.668 | 0.504 |
Dialysate flow rate (ml/h) | 1000(1000,2000) | 1000(1000,2000) | −1.261 | 0.207 |
citrate concentration (mmol/L) | 3 (2,3) | 3(2,3) | −1.286 | 0.198 |