Effect of Neiguan and Gongsun acupuncture on gastric electrical rhythm after gastric cancer surgery

Table 1 Comparison of baseline data between two groups, n (%)

Item	Study group (n = 60)	Control group (n = 60)	t/χ2	P value
Age (years, mean ± SD)	58.4 ± 12.3	60.1 ± 11.7	-0.786	0.434
Gender			0.267	0.605
Male	36 (60.0)	39 (65.0)
Female	24 (40.0)	21 (35.0)
BMI (kg/m², mean ± SD)	22.1 ± 3.4	21.8 ± 3.2	0.512	0.610
Gastric cancer pathological type			1.429	0.699
Adenocarcinoma	48 (80.0)	51 (85.0)
Signet ring cell carcinoma	8 (13.3)	6 (10.0)
Others	4 (6.7)	3 (5.0)
Surgical method			0.698	0.705
Total gastrectomy	15 (25.0)	18 (30.0)
Distal subtotal gastrectomy	32 (53.3)	29 (48.3)
Proximal subtotal gastrectomy	13 (21.7)	13 (21.7)
Postoperative time (months, mean ± SD)	3.2 ± 1.8	3.5 ± 2.1	-0.846	0.399
Past medical history
Hypertension	18 (30.0)	22 (36.7)	0.616	0.433
Diabetes	8 (13.3)	11 (18.3)	0.571	0.450
Coronary heart disease	5 (8.3)	7 (11.7)	0.380	0.537
Comorbid conditions
Gastroesophageal reflux disease	12 (20.0)	15 (25.0)	0.437	0.509
Chronic gastritis	8 (13.3)	10 (16.7)	0.267	0.605
Irritable bowel syndrome	4 (6.7)	6 (10.0)	0.434	0.510
Preoperative gastroscopy results			0.847	0.838
Gastric antrum lesions	28 (46.7)	31 (51.7)
Gastric body lesions	18 (30.0)	16 (26.7)
Gastric fundus lesions	9 (15.0)	8 (13.3)
Diffuse lesions	5 (8.3)	5 (8.3)

BMI: Body mass index.