Table 1.
Demographic data.
| Variables | ESBP group (n = 28) | Control group (n = 29) | P-value |
|---|---|---|---|
| Age | 60.5 (54.5–67.5) | 67.0 (54.0–72.0) | 0.235 |
| Sex (male/female) | 15 (54)/13 (46) | 15 (52)/14 (48) | 0.889 |
| Height (cm) | 160.5 (157.0–167.5) | 157.4 (154.7–167.9) | 0.208 |
| Weight (kg) | 61.9 (56.5–71.6) | 62.2 (50.4–69.5) | 0.355 |
| BMI (kg/m2) | 24.0 (22.3–26.0) | 24.2 (21.8–25.3) | 0.508 |
| ASA class (1/2) | 10(36)/18 (64) | 10 (35)/19 (65) | 0.922 |
| Operation type (AR/ULAR/RH/LH) | 7 (25)/16 (57)/5 (18)/0 (0) | 4 (14)/16 (55)/8 (28)/1 (3) | 0.474 |
| Operation time (minutes) | 147.5 (118.8–156.3) | 140.0 (120.0–180.0) | 0.598 |
| Anesthesia time (minutes) | 197.5 (173.8–225.0) | 195.0 (175.0–240.0) | 0.760 |
| Intraoperative remifentanil dose (µg) | 500.0 (337.5–662.5) | 600.0 (450.0–700.0) | 0.131 |
| Laparoscopic port number | 5.0 (5.0–5.0) | 5.0 (5.0–5.0) | 0.408 |
Values are presented as median (interquartile range) for continuous variables or as number (%) for categorical variables.
AR anterior resection, ASA American Society of Anesthesiologists, BMI body mass index, ESPB erector spinae plane block, LH left hemicolectomy, RH right hemicolectomy, ULAR ultra-low anterior resection.