BioMed Research International / 2017 / Article / Tab 3

Research Article

Weekday of Surgery Affects Postoperative Complications and Long-Term Survival of Chinese Gastric Cancer Patients after Curative Gastrectomy

Table 3

Univariate cox analysis of overall and disease-free survival in 463 patients after gastrectomy.

CharacteristicsOverall survivalDisease-free survival
HR (95% CI)p ValueHR (95% CI)p Value

Gender (female/male)1.190 (0.956–1.483)0.1201.158 (0.939–1.428)0.171
Age (year) (>65/≤65)1.126 (0.903–1.405)0.2931.153 (0.933–1.424)0.187
BMI (abnormal BMI/normal BMI)1.093 (0.878–1.361)0.4261.079 (0.875–1.331)0.477
Smoking history (yes/no)1.008 (0.808–1.258)0.9451.015 (0.821–1.254)0.893
Comorbidities (with/without)1.196 (0.936–1.527)0.1521.282 (1.018–1.616)0.035
ASA (III/I + II)1.277 (0.784–2.082)0.3261.564 (0.996–2.457)0.052
Tumor Size (≥5 cm/<5 cm)1.180 (0.932–1.494)0.1691.320 (1.057–1.649)0.015
Tumor differentiation (yes/no)0.818 (0.502–1.333)0.4200.856 (0.526–1.394)0.533
Increased serum CEA (yes/no)0.914 (0.732–1.140)0.4250.960 (0.777–1.186)0.704
Hypoalbuminemia (yes/no)1.032 (0.828–1.286)0.7790.971 (0.787–1.198)0.783
Laparoscopic-assisted (yes/no)0.883 (0.640–1.218)0.4480.952 (0.705–1.284)0.745
Operation time (≥240 min/<240 min)1.653 (1.295–2.112)<0.0011.495 (1.178–1.896)0.001
Operative blood loss (≥500 ml/<500 ml)1.604 (1.212–2.125)0.0011.509 (1.149–1.983)0.003
T classification <0.001<0.001
 (T2/T1)1.723 (0.697–4.260)0.2391.239 (0.574–2.678)0.585
 (T3/T1)2.869 (1.181–6.967)0.0202.042 (0.962–4.334)0.063
 (T4/T1)4.834 (1.889–12.366)0.0013.105 (1.378–6.993)0.006
N classification<0.001<0.001
 (N1/N0)2.005 (1.571–2.558)<0.0012.280 (1.801–2.886)<0.001
 (N2/N0)2.184 (1.521–3.136)<0.0012.805 (1.998–3.937)<0.001
 (N3/N0)3.526 (1.984–6.268)<0.0013.900 (2.239–6.792)<0.001
TNM stage<0.001<0.001
 (II/I)2.796 (1.877–4.167)<0.0012.929 (2.005–4.279)<0.001
 (III/I)7.397 (4.679–11.692)<0.0017.874 (5.083–12.198)<0.001
Chemotherapy (no/yes)1.578 (1.231–2.023)<0.0011.771 (1.396–2.247)<0.001
Postoperative complications (yes/no)3.617 (2.825–4.631)<0.0013.395 (2.666–4.324)<0.001
Weekday (late/early)1.574 (1.255–1.974)<0.0011.488 (1.201–1.844)<0.001
Increased postoperative CRP (yes/no)1.857 (1.490–2.315)<0.0011.856 (1.503–2.293)<0.001