Comparison of short-term efficacy between totally laparoscopic gastrectomy and laparoscopic assisted gastrectomy for elderly patients with gastric cancer

Table 2 Perioperative outcomes between laparoscopic assisted gastrectomy and totally laparoscopic gastrectomy group for elderly patients (mean ± SD)

Variable	LAG group (n = 232)	TLG group (n = 230)	P value
Surgical time, min	221.34 ± 54.96	216.48 ± 52.53	0.332
Blood loss, ml (median, IQR)	100.0 (50.0-200.0)	100.0 (50.0-100.0)	0.000
Anastomotic approach
B1	17	14
B2 (+Braun)	39	36
Roux-en-Y	176	180
Retrieved lymph nodes, n	29.32 ± 11.27	30.69 ± 12.65	0.218
Extent of resection
R0	218	215
R1/R2	14	15
Time to first flatus, d	4.43 ± 1.20	3.79 ± 1.15	0.000
Postoperative day, d (median, IQR)	8.0 (7.0-10.0)	7.75 (6.0-9.0)	0.000
Total complication rate (%)	61 (26.3)	38 (16.5)	0.010
Anastomotic-related complication rate (%)	8 (3.4)	6 (2.6)	0.599
Clavien-Dindo classification
Grade II
Deep venous thrombosis	1	1
Lymphatic leakage	1	0
Gastroplegia	1	2
Anaphylaxis	1	1
Ileus	0	1
Cardiac failure	1	0
Hypoproteinemia	10	7
Anemia	12	7
Cholecystitis	2	0
Incision infection	2	1
Atrial fibrillation	4	2
Pneumonia	8	2
Anastomotic leakage	5	2
Anastomotic bleeding	0	2
Anastomotic stenosis	1	0
Duodenal trump leakage	2	1
Grade IIIa
Deep venous thrombosis	0	0
Pleural effusion	4	3
Anastomotic leakage	2	2
Duodenal trump leakage	1	1
Abdominal bleeding	0	1
Grade IV
Cardiac failure	2	0
Abdominal bleeding	1	1
Acute cerebral infarction	0	1
Severe complication rate (%)	10 (4.3)	9 (3.9)	0.830

Statistically significant P values are in bold (P < 0.05). LAG: Laparoscopic assisted gastrectomy; TLG: Totally laparoscopic gastrectomy; SD: Standard deviation; IQR: Interquartile range.