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Table 3 Univariate and multivariate Cox regression hazard analyses of predictors of overall and disease-free survival

From: Emergency surgery for splenic flexure cancer: results of the SFC Study Group database

 

Whole sample (n = 80*)

Overall survival

Disease-free survival

Variables

Univariate analysis

Multivariate analysis

Univariate analysis

Multivariate analysis

p value

HR (95% CI)

p value

Adjusted HR (95% CI)

p value

HR (95% CI)

p value

Adjusted HR (95% CI)

Male vs. female

0.666

   

0.375

   

Age > 75 year

0.493

   

0.312

   

Comorbidity > 1

0.742

   

0.085

   

Open vs. laparoscopic approach

0.880

   

0.966

   

ERC vs. LC + SLC

0.596

   

0.200

   

Synchronous metastasis

< 0.0001

13.37 (5.34-33.45)

< 0.0001

11.39 (4.46-29.11)

< 0.0001

23.92 (6.98-81.97)

> 0.0001

27.72 (7.17-87.15)

pT4 vs. pT1-3

0.007

2.95 (1.33-6.54)

0.046

2.31 (1.17-5.27)

0.024

2.92 (1.15-7.44)

0.028

3.04 (1.12-8.26)

pN+ vs. pN0

0.146

   

0.059

   

Harvested lymph nodes < 12

0.814

   

0.976

   

Adjuvant chemotherapy

0.690

   

0.111

   

Dindo-Clavien ≥ III

0.452

   

0.411

   

Obstruction vs. perforation

0.935

   

0.356

   
  1. HR < 1 indicates an improvement in survival (positive prognostic factor); HR > 1 indicates a worse survival (negative prognostic factor)
  2. Significant p values are in bold characters
  3. HR hazards ratio, CI for confident interval, AJCC American Joint Committee on Cancer, SFC splenic flexure cancer
  4. *After removing patients deceased within 90 days post-surgery (n = 10)