Effect of ultrasound-guided transversus abdominis plane block with rectus sheath block on patients undergoing laparoscopy-assisted radical resection of rectal cancer: a randomized, double-blind, placebo-controlled trial

Table 5 Adverse effects in the three groups

Variable	Group C (n = 26)	Group T (n = 26)	Group TR (n = 26)	P
Nausea	5(19.2%)	4(15.4%)	6(23.1%)	0.781
Vomiting	2(7.7%)	1(3.8%)	2(7.7%)	0.808
Puritus	2(7.7%)	1(3.8%)	0(0%)	0.353
Respiratory depression	0	0	0	1.000
Dizziness	3(11.5%)	1(3.8%)	1(3.8%)	0.425

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