Rapid Communication
Copyright ©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Dec 21, 2005; 11(47): 7508-7511
Published online Dec 21, 2005. doi: 10.3748/wjg.v11.i47.7508
Table 1 Characteristics and pathologic results of patients
Total1–50 cases51–90 casesP
Total number of patients905040
Age (yr, mean±SD)55.7±12.056.3±11.354.9±12.90.6907
Sex ratio (male:female)50:4026:2424:160.5854
Body mass index (kg/m2, mean±SD)22.8±2.723.1±2.522.5±2.90.1700
Comorbidity (%)29 (32.2)13 (26.0)16 (40.0)0.2359
Method of reconstruction0.5343
B–I673928
B–II231112
T stage0.1758
Tis211
Tm663333
Tsm22166
N stage0.8439
N0874938
N1312
Extent of lymphadenectomy0.4709
D1+α1183
D1+β683632
D21165
Retrieved LN number (mean±SD)27.0±9.725.4±10.028.9±8.90.1330
Resection margin (cm, mean±SD)
Proximal4.2±2.63.8±2.44.7±2.70.1472
Distal5.1±3.15.0±3.15.3±3.00.5752
Table 2 Overall postoperative outcomes
Total1–50 cases51–90 casesP
Operative time (min, mean±SD)227.2±48.0251.3±47.3227.2±48.0<0.0001
No. of transfused patients (%)5 (5.6)3 (6.0)2 (5.0)0.837
Time to first flatus (d, mean±SD)3.1±0.83.1±0.93.1±0.60.805
Postoperative hospital stay (d, mean±SD)7.5±1.27.6±1.47.4±1.00.610
Postoperative complication (%)13 (14.4)6 (12.0)7 (17.5)0.663
Table 3 Comparison of postoperative outcomes (first 50 patients vs last 40 patients)
Operative time (min)Open conversionTransfusion requirementTime to first flatus (d)Hospital stay (d)Complication (patients)
First 50 patients251.3±47.3133.1±0.97.6±1.47
Last 40 patients197.0±27.7123.1±0.67.4±1.06