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Table 6 Association of development in systolic blood hyperviscosity with clinical factors in patients in the steep Trendelenburg position with pneumoperitoneum during surgery

From: Intraoperative changes in whole-blood viscosity in patients undergoing robot-assisted laparoscopic prostatectomy in the steep Trendelenburg position with pneumoperitoneum: a prospective nonrandomized observational cohort study

 

Univariate logistic regression

Multivariate logistic regression

ß

Odds ratio

95% CI

p

ß

Odds ratio

95% CI

p

Preoperative finding

 Age (years)

-0.079

0.924

0.851 - 1.003

0.060

    

 Body mass index (kg.m-2)

0.218

1.244

0.994 - 1.555

0.056

0.417

1.517

1.114 - 2.067

0.008

 Comorbidity

  Diabetes mellitus

-0.693

0.500

0.157 - 1.594

0.241

    

  Hypertension

0.968

2.633

0.915 - 7.576

0.073

    

 Current smoker

0.561

1.753

0.616 - 4.988

0.293

    

 Prostate cancer stage

  Stage 1

reference

0.069

    

  Stage 2

1.262

3.532

1.099 - 11.358

0.034

    

  Stage 3

-0.090

0.914

0.142 - 5.902

0.925

    

 Laboratory finding

  Prostate specific antigen (ng.mL-1)

0.015

1.015

0.990 - 1.040

0.237

    

  WBC count (x 109.L-1)

0.100

1.106

0.810 - 1.509

0.527

    

   Neutrophil (%)

0.011

1.011

0.944 - 1.084

0.748

    

   Lymphocyte (%)

-0.034

0.966

0.893 - 1.046

0.394

    

  Hematocrit (%)

0.388

1.474

1.147 - 1.895

0.002

0.521

1.684

1.218 - 2.327

0.002

   MCV (fL)

-0.019

0.981

0.831 - 1.159

0.826

    

   MCH (pg)

0.060

1.062

0.702 - 1.605

0.776

    

   MCHC (%)

0.507

1.660

0.862 - 3.196

0.129

    

  Platelet count ( x 109.L-1)

0.009

1.009

0.997 - 1.021

0.160

    

  Glucose (mg.dL-1)

0.005

1.005

0.986 - 1.024

0.617

    

  Blood urea nitrogen (mg.dL-1)

-0.128

0.880

0.776 - 0.998

0.047

    

  Creatinine (mg.dL-1)

-2.422

0.089

0.005 - 1.703

0.108

    

  Total Protein (g.dL-1)

0.960

2.612

0.619 - 11.024

0.191

    

  Albumin (g.dL-1)

1.496

4.465

0.622 - 32.052

0.137

    

  Sodium (mEq.L-1)

-0.066

0.936

0.735 - 1.191

0.589

    

  Potassium (mEq.L-1)

0.255

1.291

0.243 - 6.866

0.765

    

  Total cholesterol (mg.dL-1)

0.003

1.003

0.981 - 1.024

0.809

    

  Triglyceride (mg.dL-1)

0.000

1.000

0.99 - 1.009

0.956

    

  HDL-Cholesterol (mg.dL-1)

-0.025

0.975

0.896 - 1.061

0.562

    

  LDL-Cholesterol (mg.dL-1)

-0.001

0.999

0.973 - 1.026

0.949

    

  International normalized ratio

-0.608

0.545

0.001 - 291.772

0.850

    

  Activated PTT (sec)

0.061

1.063

0.867 - 1.304

0.556

    

  Fibrinogen (mg.dL-1)

0.004

1.004

0.993 - 1.014

0.502

    

Intraoperative finding

 Surgical duration (min)

-0.007

0.993

0.970 - 1.017

0.575

    

 Vital signs in the supine position without pneumoperitoneum (beginning of surgery)

  Systolic blood pressure (mmHg)

0.007

1.007

0.977 - 1.037

0.659

    

  Diastolic blood pressure (mmHg)

0.042

1.043

0.992 - 1.096

0.102

    

  Central venous pressure (mmHg)

0.184

1.202

0.933 - 1.548

0.155

    

  Body temperature (°C)

-0.887

0.412

0.053 - 3.200

0.396

    

  Heart rate (beats.min-1)

0.041

1.042

0.989 - 1.099

0.124

    

 Vital signs in the steep Trendelenburg position with pneumoperitoneum

  Systolic blood pressure (mmHg)

0.014

1.014

0.980 - 1.050

0.417

    

  Diastolic blood pressure (mmHg)

0.042

1.043

0.991 - 1.098

0.107

    

  Central venous pressure (mmHg)

0.115

1.122

0.983 - 1.280

0.089

    

  Body temperature (°C)

0.363

1.438

0.293 - 7.051

0.654

    

  Heart rate (beats.min-1)

0.000

1.000

0.951 - 1.052

0.999

    

 Crystalloid infusion (mL.kg-1.h-1)

-0.238

0.788

0.528 - 1.178

0.246

    

 Urine output (mL.kg-1.h-1)

-1.316

0.268

0.030 - 2.378

0.237

    

 Bleeding loss (mL)

-0.003

0.997

0.988 - 1.005

0.459

    
  1. Abbreviations: WBC white blood cell, MCV mean corpuscular volume, MCH mean corpuscular hemoglobin, MCHC mean corpuscular hemoglobin concentration, HDL high-density lipoprotein, LDL low-density lipoprotein