Comparative retrospective review of perioperative analgesia using ultrasound-guided programmed intermittent erector spinae plane block for video-assisted thoracoscopic lobectomy

Table 1 Baseline characteristics of participating patients

Variables	Control group (N = 36)	CI group (N = 71)	PIB group (N = 73)	F/χ² value	p
Age(years)	65.75 ± 8.62	64.90 ± 7.77	65.90 ± 7.49	0.091	0.913
Male sex, n (%)	23 (63.9%)	39 (54.9%)	43 (58.9%)	0.417	0.812
BMI	27.10 ± 2.84	26.81 ± 2.76	27.84 ± 3.16	0.664	0.518
ASA classification, n (%)				1.173	0.883
I	6 (16.7%)	14 (19.7%)	18 (24.7%)
II	24 (66.7%)	46 (64.8%)	43 (58.9%)
III	6 (16.7%)	11 (15.5%)	12 (16.4%)
Smoking history, n (%)	7 (16.7%)	17 (23.9%)	16 (21.6%)	0.749	0.688
COPD, n (%)	4 (11.1%)	8 (11.3%)	10 (13.7%)	0.250	0.882
Hypertension, n (%)	8 (22.2%)	20 (28.2%)	17 (23.3%)	0.643	0.725
Diabetes, n (%)	7 (19.4%)	15 (21.1%)	18 (24.7%)	0.460	0.794
Coronary heart disease, n (%)	11 (30.6%)	22 (31.0%)	20 (27.4%)	0.250	0.883
TNM classification, n (%)				0.532	0.970
I	14 (38.9%)	30 (42.3%)	33 (45.2%)
II	12 (33.3%)	22 (31.0%)	23 (31.5%)
III	10 (27.8%)	19 (26.8%)	17 (23.2%)
Intraoperative data
Propofol consumption (ug)	1155.50 ± 128.41	1166.50 ± 141.62	1134.50 ± 186.53	0.222	0.801
Intraoperative fluid blood loss (ml)	2070.00 ± 290.37	2055.00 ± 337.91	1965.00 ± 313.34	0.652	0.525
Surgery time (min)	124.38 ± 25.95	119.88 ± 24.91	124.63 ± 28.66	0.203	0.817

BMI = body mass index; ASA = American Society of Anesthesiologists; COPD = chronic obstructive pulmonary disease; TNM = tumor node metastasis

ISSN: 1471-2253