Effectiveness and safety of self-pulling and latter transected reconstruction in totally laparoscopic total gastrectomy: a comparison with laparoscopic-assisted total gastrectomy

Table 1 Patient demographics and tumor characteristics of both groups

Characteristics	SPLT-TLTG (n = 40)	LATG (n = 43)	P value
Age (years) ^a	60.30 ± 11.80	57.95 ± 14.02	0.64
Sex (Male/Female) ^b	31/9	31/12	0.57
BMI (kg/m² ) ^a	22.01 ± 2.42	22.32 ± 3.64	0.62
Smoking ^b	20(50%)	20(46.5%)	0.75
Drinking ^b	15(37.5%)	15(34.9%)	0.80
Abdominal surgery history ^b	7(17.5%)	6(14.0%)	0.66
Main comorbidity Hypertension/T2DM/COPD ^b	2/1/4	6/5/0	0.37
ASA score (1/2/3/4) ^b	8/22/10	10/21/12	0.85
Preoperative hemoglobin (g/L) ^a	117.18 ± 22.28	114.60 ± 25.88	0.63
Preoperative albumin (g/L) ^a	39.75 ± 4.70	38.40 ± 6.02	0.14
Neoadjuvant chemotherapy ^b	13(32.5%)	14(32.6%)	1.00
The upper boundary of the tumor Cardia/fundus/body ^b	15/5/20	16/7/20	0.88
Tumor size (cm) ^a	3.46 ± 1.94	3.34 ± 2.15	0.61
TNM stage ^b	1/12/11/16	3/8/13/19	0.56
Degree of differentiation
(low/medium/high) ^b	25/15/0	30/12/1	0.48

^aData are presented as mean ± standard deviation. ^bData are presented as n corresponding to groups
T2DM, type 2 diabetes mellitus; COPD, chronic obstructive pulmonary disease; BMI, body mass index; ASA, American Society of Anesthesiologists; SPLT, self-pulling and later transected; TLTG, totally laparoscopic total gastrectomy; LATG, laparoscopy-assisted total gastrectomy

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