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Table 2 Preoperative features of constrictive pericarditis patients with and without low cardiac output after pericardiectomy

From: Predictors of low cardiac output after isolated pericardiectomy: an observational study

Clinical features n, % Total (n = 235) LCO (n = 55) Non-LCO (n = 157) P value OR (95% CI)
Atrial arrhythmia 27, 11.5% 11, 20.0% 11, 7.0% 0.007* 3.32 (1.35, 8.17)
Pleural effusion 178, 84.0% 48, 87.3% 130, 82.8% 0.437 1.42 (0.58, 3.49)
Ascites 155, 73.1% 44, 80% 111, 70.7% 0.181 1.66 (0.79, 3.49)
Peripheral edema 183, 86.3% 47, 85.5% 136, 86.6% 0.828 0.91 (0.38, 2.19)
Anemia 50, 23.6% 14, 25.5% 36, 22.9% 0.704 1.15 (0.56, 2.34)
Renal dysfunction 38,16.1% 17, 30.9% 15, 9.6% < 0.001* 4.24 (1.94, 9.25)
Hypoalbuminemia 121, 47.8% 34, 61.8% 70, 44.6% 0.031* 1.99 (1.06, 3.73)
Hyponatremia 23, 10.6% 14. 25.5% 8, 5.1% < 0.001* 6.36 (2.50, 16.20)
Hypokalemia 26, 10.3% 9, 16.4% 14, 8.9% 0.126 2.00 (0.81, 4.92)
Hepatomegaly 115, 54.2% 30, 54.5% 85, 54.1% 0.959 1.02 (0.55, 1.88)
Hyperbilirubinemia 173, 81.2% 46, 83.6% 127, 80.9% 0.651 1.21 (0.53, 2.74)
Coagulopathy 157, 74.1% 45, 81.8% 112, 71.3% 0.127 1.81 (0.84, 3.90)
Calcification 46, 21.7% 13, 23.6% 33, 21.0% 0.685 1.16 (0.56, 2.42)
LVEF (%) 64 ± 7 64 ± 9 64 ± 7 0.981 0 (− 3,3)
TR (m/s) 2.16 ± 0.32 2.19 ± 0.39 2.15 ± 0.30 0.462 0.04 (− 0.07, 0.14)
TAPSE (mm) 13 ± 4 12 ± 4 13 ± 3 0.672 − 1 (− 6,4)
IVC diameter(mm) 23 ± 3 23 ± 3 23 ± 3 0.914 0 (− 1,1)
E peak velocity variation (%) 29.6 ± 7.2 31.5 ± 7.5 28.7 ± 6.8 0.011* 2.8 (0.7,5.0)
E/A 1.5 ± 0.5 1.3 ± 0.5 1.5 ± 0.5 0.076 − 0.2 (− 0.4, 0.0)
CVP (cmH2O) 18 ± 5 20 ± 5 17 ± 4 < 0.001* 3 (2,5)
CI (L•min−1•m−2) 1.87 ± 0.45 1.67 ± 0.49 1.94 ± 0.42 < 0.001* − 0.27 (− 0.41, − 0.14)
  1. *Statistically significant difference