Table 3.

Comparison of Side Effects After Operation (n (%))

Indicators	Group TG (n=86)	Group GA (n=109)	P value
Drowsiness	2 (2.3%)	5 (4.6%)	0.47
PONV	3 (3.5%)*	13 (11.9%)	0.03
Itching	1 (1.1%)	7 (6.9%)	0.08
Respiratory depression	1 (1.1%)	4 (3.4%)	0.39
Urinary retention	0	5 (10.3%)	0.07
Hypotension	0	2 (3.4%)	0.50
Bradycardia	0	1 (%)	1.00

Notes: The data are given as n (%). Qualitative variables were compared by Fisher’s exact test. Compared with group GA, *P<0.05.

Abbreviations: TG, thoracic paravertebral block combined with general anaesthesia alone; GA, general anaesthesia alone; PONV, postoperative nausea and vomiting.