Observational Study
Copyright ©The Author(s) 2023.
World J Cardiol. Apr 26, 2023; 15(4): 165-173
Published online Apr 26, 2023. doi: 10.4330/wjc.v15.i4.165
Table 1 Comparison between patients with right ventricle dilatation and dysfunction and those without, n %
Variable
All patients
RVDD (No. 34)
No RVDD (No. 27)
P value
Clinical data
Age (yr), mean ± SD54.3 ± 10.353.8 ± 9.752.9 ± 110.735
Gender, M/F45/16 (74/26)28/6 (82/18)17/10 (63/37)0.087
BMI (kg/m2), mean ± SD32.9 ± 5.332.4 ± 5.632.7 ± 4.90.836
Charlson index, median (IQR)2.0 (1.0-3.0)2.0 (1.0-3.0)2.0 (1.0-3.0)0.772
Transferred from peripheral hospitals38 (62)18 (52)20 (74)0.9
Time from symptoms’ onset to ICU (d), median (IQR)13 (10-13)9 (8-12)12 (10-14)0.075
SOFA, median (IQR)8.0 (7.0-10.0)10 (8-10)7 (6-10)0.029
Mechanical ventilation length to ECMO support (d), median (IQR)6.0 (8.0-11.0)8.5 (6-12)7 (4-10)0.046
ECMO duration (d), median (IQR)22 (13-42)24.5 (9-44)21 (15-35)0.765
Renal replacement therapy29 (48)22 (65)7 (26)0.002
ICU death33 (54.1)21 (62)12 (44)0.024
Biohumoral data
Creatinine (mg/dL), median (IQR)1.00 (0.72-1.86)0.83 (0.61-1.34)1.65 (0.78-2.00)0.025
D-dimer (ng/mL), median (IQR)3594 (2252-7214)3748 (1740-12085)3550 (2368-5007)0.425
CRP (mg/dL), median (IQR)142 (88-144)121 (87-174)165 (98-212)0.55
IL-6 (pg/mL), median (IQR)34 (7.4-70.0)45 (6.9-105.0)34 (21-58.0)0.772
Troponin (pg/mL), median (IQR)21 (14.0-38.0)33.0 (14.0-112.0)21.0 (8.5-48.0)0.253
NT-pro BNP (pg/mL), median (IQR)874 (345-1654)735 (252-1467)1273 (585-1868)0.058
LDH IU/L, median (IQR)465 (375-538)421 (363-510)473 (424-542)0.078
Echocardiographic data
LVEF (%), mean ± SD63.9 ± 7.664.3 ± 7.964.5 ± 7.50.113
RV/LV, mean ± SD0.58 ± 0.170.69 ± 0.080.45 ± 0.140.0001
TAPSE (mm), mean ± SD18.0 (10.0-21.0)13.9 (10.0 ± 14.5)17.4 (16.0-22.5)0.015
sPAP (mmHg), mean ± SD58.4 ± 9.464 ± 1159.1 ± 7.70.015
e/e111 ± 312 ± 39 ± 30.0003
TAPSE/sPAP (mm/mmHg), mean ± SD0.28 ± 0.130.19 ± 0.100.28 ± 0.110.001
Ventilatory parameters
PEEP (cm H2O), mean ± SD12.2 ± 2.312.4 ± -2.412.1 ± 2.60.64
PO2/FiO2, mean ± SD62 (50-88)66 (54-88)60 (50-88)0.442
Norepinephrine, mean ± SD0.34 ± 0.220.39 ± 0.260.24 ± 0.100.011
Table 2 Comparison between survivors and no survivors, n %
Variable
All patients
Survivors (No. 28)
No survivors (No. 33)
P value
Clinical data
Age (yr), mean ± SD54.3 ± 10.350.1 ± 11.658.0 ± 7.30.003
Gender, M/F45/16 (73.8/26.2)18/10 (40.0/62.5)6/27 (60.0/37.5)0.121
BMI (kg/m2), mean ± SD32.9 ± 5.331.8 ± 4.033.8 ± 6.10.138
Charlson index, median (IQR)2.0 (1.0-3.0)2.0 (1.0-3.0)2.0 (1.0-3.0)0.772
Time from symptoms’ onset to ICU (d), median (IQR)13 (10-13)10 (8-13)13 (10-15)0.066
SOFA, median (IQR)8.0 (7.0-10.0)7.5 (5.5-9.0)10.0 (8.0-10.0)0.01
Mechanical ventilation length to ECMO support (d), median (IQR)6.0 (8.0-11.0)6.5 (4.5-9.5)10.0 (7.0-12.0)0.006
ECMO duration (d), median (IQR)22 (13-42)35 (19-48)18 (10-30)0.015
ICU death33 (54.1)---
Biohumoral data
Creatinine (mg/dL), median (IQR)1.00 (0.70-1.88)0.82 (0.60-1.35)1.60 (0.77-2.00)0.03
D-dimer (ng/mL), median (IQR)3694 (2153-7326)3948 (1740-13095)3600 (2378-5007)0.418
CRP (mg/dL), median (IQR)140 (86-143)120 (85-172)164 (97-215)0.553
IL-6 (pg/mL), median (IQR)35.5 (7.9-71.0)46.5 (6.8-107.0)35.5 (20.5-59.0)0.851
Troponin (pg/mL), median (IQR)20.5 (15.0-39.0)34.0 (15.0-115.0)22.0 (9.0-50.0)0.281
NT-pro BNP (pg/mL), median (IQR)875 (355-1754)734 (254-1542)1272 (586-1870)0.064
LDH IU/L, median (IQR)466 (378-540)423 (367-513)475 (426-543)0.089
Echocardiographic data
LVEF (%)63.9 ± 7.665.6 ± 8.162.5 ± 6.90.113
RV/LV0.58 ± 0.170.58 ± 0.190.58 ± 0.160.945
TAPSE (mm)18.0 (10.0-21.0)19.0 (10.0 ± 22.5)18.0 (10.0-21.0)0.375
RVDD34 (55.7)13210.275
sPAP (mmHg)58.4 ± 9.460.2 ± 7.661.3 ± 10.70.638
E/e111 ± 310.7 ± 2.911.6 ± 3.70.34
TAPSE/sPAP (mm/mmHg)0.28 ± 0.130.29 ± 0.130.27 ± 0.130.692
Ventilatory parameters
PEEP (cm H2O)12.2 ± 2.312.3 ± 2.312.2 ± 2.40.91
PO2/FiO262 (50-88)66 (54-88)60 (50-88)0.442
Norepinephrine (μg/kg/min), mean ± SD0.34 ± 0.220.30 ± 0.200.35 ± 0.240.388
Table 3 Multivariate logistic regression analysis (intensive care unit death outcome)
Model
OR
95%CI
P value
Model 1
Age (yr)1.091.02-1.160.015
SOFA1.260.99-1.620.062
Admission RV/LV0.640.02-21.420.805
Model 2
SOFA1.240.98-1.560.062
RV DYS0.980.31-3.840.985
Creatinine (mg/dL)1.780.82-3.110.14
Model 3
Age (yr)1.11.03-1.180.005
BMI (kg/m2)1.090.97-1.220.138
TAPSE (mm)0.970.89-1.060.544
Model 4
SOFA1.291.03-1.610.026
BMI (kg/m2)1.060.95-1.190.278
TAPSE/SPAP (mm/mmHg)2.530.03-20.920.68
Model 5
BMI (kg/m2)1.10.98-1.240.107
Charlson index0.590.29-1.180.133
Time from symptom’s onset (d)1.261.02-1.560.032
Model 6
NT pro BNP (pg/mL)0.990.97-1.020.517
Mechanical ventilation to ECMO ≥ 10 (d)4.641.42-15.120.011
Creatinine (mg/dL)2.561.16-5.670.02