Analgesic effect of ultrasound-guided bilateral transversus abdominis plane block in laparoscopic gastric cancer

Table 1 Comparison of general data between two groups

Group	Gender (male/female)	Age (yr, mean ± SD)	BMI (kg/m2, mean ± SD)	ASA grade (I/II)	Operation time (min, mean ± SD)	Intraoperative bleeding (mL, mean ± SD)	Sufentanil consumption (μg, mean ± SD)
TAPB group (n = 45)	25/20	59.56 ± 6.82	23.08 ± 0.58	23/22	148.52 ± 22.63	135.81 ± 22.56	25.36 ± 4.88
Epidural anesthesia group (n = 40)	23/17	59.08 ± 6.94	22.84 ± 0.65	21/19	150.97 ± 20.51	136.44 ± 22.79	27.12 ± 4.15
Statistical value	0.033	0.321	1.799	0.017	0.521	0.128	1.779
P value	0.857	0.749	0.076	0.898	0.604	0.899	0.079

BMI: Body mass index; ASA: American Society of Anesthesiologists; SD: Standard deviation; TAPB: Transversus abdominal plane block.