The analgesic efficacy of ultrasound-guided transversus abdominis plane block for retroperitoneoscopic renal surgery: a randomized controlled study

Table 1 Demographic and baseline characteristics

	Group C (n = 51)	Group T (n = 52)	P value
Age, year	51.1 ± 11.1	51.9 ± 10.3	0.717
Body mass index, kg/ m²	24.8 ± 3.3	24.8 ± 3.8	0.929
Male	31 (60.8%)	32 (61.5%)	0.937
Type of surgery
Radical nephrectomy	24 (47.1%)	24 (46.2%)	0.927
Partial nephrectomy	27 (52.9%)	28 (53.8%)
ASA class
I	27 (52.9%)	24 (46.2%)	0.421
II	24 (47.1%)	27 (51.9%)
III	0 (0.0%)	1 (1.9%)
NYHA class
I	51 (100%)	50 (96.2%)	0.495
II	0 (0.0%)	2 (3.8%)
Comorbidities
Stoke	2 (3.9%)	4 (7.7%)	0.692
Hypertension	19 (37.3%)	16 (30.8%)	0.487
Coronary artery disease	1 (2.0%)	3 (5.8%)	0.624
Diabetes Mellitus	3 (5.9%)	10 (19.2%)	0.041
Asthma and/or COPD	2 (3.9%)	0 (0.0%)	0.243
Previous abdominal or back surgery	14 (27.5%)	10 (19.2%)	0.324

Data are presented as mean ± standard deviation or number (%)
ASA America Society of Anaesthesiologists, NYHA New York Heart Association, COPD chronic obstructive pulmonary disease

ISSN: 1471-2253