Table 2 Intraoperative outcomes
|  | ESPB group (n = 55) | Control group (n = 118) | p value |
|---|---|---|---|
Number of operated ribs | 0.384 | ||
 < 3 | 10(18.18%) | 18 (15.25%) |  |
 3–5 | 39 (70.91%) | 92 (77.97%) |  |
 > 5 | 6 (10.91%) | 8 (6.78%) |  |
Surgical fixation site | 0.689 | ||
 Unilateral | 53 (96.36%) | 115 (97.46%) |  |
 Bilateral | 2 (3.64%) | 3 (2.54%) |  |
Surgical time (minutes) | 262.4 ± 92.47 | 237.82 ± 80.91 | 0.077 |
Blood loss (ml) | 175.09 ± 150.909 | 203.14 ± 216.667 | 0.460 |
Inhalational agents (MAC) | 1.363 ± 0.247 | 1.443 ± 0.282 | 0.073 |
Intravenous fluid adminstration (ml) | 1224.55 ± 417.762 | 1254.24 ± 579.735 | 0.987 |
Fentanyl administration (µg) | 71.85 ± 55.082 | 98.09 ± 59.928 | 0.004* |
Anti-hypertensives | 0.56 ± 1.344 | 0.77 ± 1.317 | 0.164 |