Comparative study of clinical efficacy of laparoscopic proximal gastrectomy with double-channel anastomosis and tubular gastroesophageal anastomosis

Table 4 Comparison of nutritional status of the two groups of patients

Item		LPG-DCA (n = 33)	LPG-TGA (n = 30)	t value	P value
Hemoglobin (g/L)	Preoperatively	121.67 ± 8.68	122.90 ± 9.14	-0.549	0.585
	3 months after operation	108.09 ± 7.96	104.57 ± 7.41	1.814	0.075
	6 months after operation	115.06 ± 8.19	110.50 ± 8.29	2.195	0.032a
	12 months after operation	124.45 ± 10.21	119.40 ± 7.65	0.206	0.031b
Albumin (g/L)	Preoperatively	39.41 ± 4.85	38.89 ± 3.82	0.475	0.637
	3 months after operation	34.65 ± 3.33	33.29 ± 3.07	1.681	0.098
	6 months after operation	36.83 ± 4.54	34.69 ± 3.40	2.103	0.040a
	12 months after operation	38.77 ± 4.69	36.45 ± 4.30	2.045	0.045b
Total serum protein (g/L)	Preoperatively	70.91 ± 8.00	70.77 ± 6.89	0.075	0.940
	3 months after operation	62.09 ± 6.62	60.70 ± 6.44	0.843	0.402
	6 months after operation	66.55 ± 7.19	62.77 ± 6.91	2.121	0.038a
	12 months after operation	69.72 ± 6.48	66.40 ± 5.77	2.143	0.036b

^aP < 0.05.

^bP < 0.05.

LPG: Laparoscopic gastrectomy; DCA: Double-channel anastomosis; TGA: Tubular gastric anastomosis.