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Table 3 The analysis of perioperative characteristics predicting postoperative complication

From: Predictors of postoperative complication and prolonged intensive care unit stay after complete pericardiectomy in tuberculous constrictive pericarditis

VariablesPostoperative complicationP valueMultivariate analysis
Yes (N = 35)No (N = 53)OR95%CIP value
Sex  0.310   
 Male29 (82.9%)39 (73.6%)    
 Female6 (17.1%)14 (26.4%)    
Age, years56.6 ± 18.452.7 ± 15.20.288   
Symptom duration, months2.1 ± 2.13.8 ± 4.10.0141.1600.909–1.4800.233
Preoperative NYHA functional class  0.0194.0511.558–10.5330.004
 I0 (0.0%)7 (13.2%)    
 II9 (25.7%)20 (37.7%)    
 III22 (62.9%)25 (47.2%)    
 IV4 (11.4%)1 (1.9%)    
Hypertension5 (14.3%)9 (17.0%)0.735   
Diabetes2 (5.7%)3 (5.7%)0.991   
Arrhythmia8 (22.9%)6 (11.3%)0.148   
BMI, kg/m221.0 ± 2.921.8 ± 3.60.263   
SBP, mmHg113.8 ± 14.0116.7 ± 16.00.386   
DBP, mmHg79.3 ± 12.079.1 ± 12.30.914   
Pulse rate (beats/min)108.0 ± 15.599.0 ± 15.40.0091.0260.982–1.0730.253
Preoperative CVP, cmH2O27.9 ± 5.825.2 ± 5.30.0411.1511.013–1.3090.031
Pleural effusion  0.0356.0570.675–54.3670.108
 Unilateral
 Bilateral
2 (5.7%)
33 (94.3%)
8 (15.1%)
39 (73.6%)
    
Ascites20 (57.1%)27 (50.9%)0.568   
Pericardial effusion27 (77.1%)41 (77.4%)0.981   
Pericardial calcification10 (28.6%)12 (22.6%)0.530   
Pericardial thickness, mm11.2 ± 2.99.8 ± 3.40.0551.1260.902–1.4060.293
LVEF, %58.5 ± 6.958.9 ± 7.10.759   
Hepatomegaly1 (2.9%)1 (1.9%)0.767   
Hemoglobin, g/dl124.9 ± 15.0121.1 ± 14.80.248   
CRP, mg/L23.9 ± 20.123.6 ± 30.80.956   
ESR, mm/h27.7 ± 18.327.8 ± 27.90.995   
Albumin, g/L31.6 ± 4.133.3 ± 5.10.0871.0110.852–1.2010.898
Serum sodium, mmol/L136.7 ± 3.1138.2 ± 3.50.0381.0980.887–1.3600.390
Serum potassium, mmol/L4.0 ± 0.53.9 ± 0.50.466   
Serum creatinine, μmol/L84.4 ± 16.879.8 ± 12.40.144   
Operative duration, min249.5 ± 45.6233.3 ± 64.90.202   
Blood loss, ml199.7 ± 163.9166.0 ± 86.50.212   
Intraoperative fluid infusion, ml1842.9 ± 446.91779.3 ± 526.60.558   
Postoperative CVP, cmH2O15.0 ± 6.613.6 ± 5.20.315   
  1. Values presented as N (percentage) for categorical variables and mean ± standard deviation for continuous variables
  2. OR odds ratio, CI confidence interval, NYHA New York Heart Association, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, CVP central venous pressure, LVEF left ventricular ejection fraction (measured on echocardiogram), CRP C-reactive protein, ESR erythrocyte sedimentation rate