Table 1 Comparison of clinico-pathological characteristics among the 4 groups of treatment modality

Age

A SEMS

B Chemo

C Radiation

D C/R

69.57 ± 10.08

P = 0.017 (SEMS vs. C/R* P = 0.013)

67.00 ± 4.30

66.44 ± 8.57

61.05 ± 9.74

BMI

24.87 ± 4.27

P = 0.466

25.91 ± 5.65

25.70 ± 4.00

24.81 ± 5.11

Vital capacity (VC)

3.54 ± 1.08

P = 0.287

3.75 ± 0.93

2.75 ± 1.28

3.78 ± 0.95

FEV ₁

32.53 ± 33.53

P = 0.306

41.29 ± 33.42

38.86 ± 30.13

46.98 ± 28.11

Variable (categorical)

Distribution of variable categories among groups of therapy

Spearman Rank Order Correlations

P -value

cTNM-classification

-0.124360

0.165

ASA-classification

-0.017661

0.876

Nutrition

0.166002

0.244

Smoking

0.080980

0.387

Alcohol

0.082105

0.380

Child-Pugh score

0.033203

0.724

Pulmonary status

0.226517

0.013

Cardiovascular status

-0.226854

0.013

Diabetes

-0.043337

0.642

Secondary carcinoma

0.095611

0.286

Gender

-0.146058

0.095

Histology

-0.348704

0.001

Localization

-0.259496

0.002

Contraindications for surgery

0.032170

0.715

Causes of inoperability

0.128822

0.142

Site of metastases

-0.060909

0.566

Type of metastases

0.224707

0.032