Retrospective Cohort Study
Copyright ©The Author(s) 2022.
World J Gastrointest Surg. Aug 27, 2022; 14(8): 754-764
Published online Aug 27, 2022. doi: 10.4240/wjgs.v14.i8.754
Table 1 Demographic and clinicopathological characteristics for patients in two cohorts

OG (n = 48)
3DLAG (n = 36)
P value
Age (yr)60.62 (10.11)61.19 (9.90)0.797
Gender (%)1.000
Male42 (87.5)32 (88.9)
Female6 (12.5)4 (11.1)
BMI (kg/m2)21.65 (3.22)22.26 (2.59)0.355
ASA (%)0.384
11 (2.1)0 (0.0)
233 (68.8)29 (80.6)
314 (29.2)7 (19.4)
Previous disease (%)0.54
Benign17 (35.4)16 (44.4)
Malignant31 (64.6)20 (55.6)
Primary reconstruction (%)0.617
Billroth Ⅰ16 (33.3)12 (33.3)
Billroth Ⅱ22 (45.8)20 (55.6)
Roux-en-Y4 (8.3)1 (2.8)
Tube-like Stomach esophagogastrostomy6 (12.5)3 (8.3)
Interval time (d)211.56 (197.35)237.97 (209.01)0.556
Site of CRS (%)0.352
Non-anastomosis22 (45.8)12 (33.3)
Anastomosis26 (54.2)66.7)