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Table 3 Linear regression analysis of pre- and intraoperative factors associated with surgery-related loss of muscle quantity

From: Risk factors for surgery-related muscle quantity and muscle quality loss and their impact on outcome

Factors

Univariate analysis

Multivariate analysis

B (95% CI)

P-value

B (95% CI)

P-value

Age (per 1 year increase)

0.036 (− 0.161–0.234)

0.716

  

Gender (male)

− 3.240 (− 6.928–0.448)

0.085*

  

BMI (per kg/m2)

0.132 (− 1.063–1.326)

0.828

  

CEAa (per μg/L)

− 0.007 (− 0.029–0.016)

0.553

  

ASA grade

I

II

− 2.099 (− 6.815–2.618)

0.380

  

III

5.417 (− 2.078–12.911)

0.155

  

Comorbidity

Diabetes

10.778 (3.466–18.091)

0.004

11.173 (3.937–18.408)

0.003

Chronic obstructive pulmonary disease

7.307 (− 0.717–15.331)

0.074*

7.948 (0.165–15.731)

0.045

Surgery

Open resection (versus laparoscopic)

1.314 (− 4.022–6.649)

0.627

  

Major (versus minor)

− 1.465 (− 4.934–2.003)

0.405

  

Resection + RFA ( versus only resection)

2.419 (− 1.962–6.799)

0.277

  

Blood loss (per ml)

− 0.001 (− 0.003–0.001)

0.383

  

Operation time (per min)

− 0.002 (− 0.026–0.030)

0.884

  
  1. BMI body mass index, CEA carcinoembryonic antigen, ASA American Society of Anesthesiologists, RFA radiofrequency ablation
  2. Bold variables were considered statistically significant (P < 0.05). *Variables that were taken into the multivariable analysis (P < 0.010)
  3. a28 patients missing