Table 2.
Anesthetic management and PONV.
| Total (n = 1,699) | TIVA group (n = 1,114) | Volatile group (n = 585) | P-value* | |
|---|---|---|---|---|
| Anesthetic duration (min) | 116.83 ± 49.39 | 106.15 ± 43.08 | 137.17 ± 54.08 | <0.001† |
| Intraoperative vasoactive agents | ||||
| Ephedrine | 644 (37.9%) | 417 (37.4%) | 228 (38.9%) | 0.746 |
| Phenylephrine | 411 (24.1%) | 253 (22.7%) | 158 (27.0%) | 0.333 |
| Dopamine infusion | 19 (1.1%) | 15 (1.4%) | 4 (0.7%) | 0.495 |
| Norepinephrine infusion | 19 (1.1%) | 10 (0.9%) | 9 (1.5%) | 0.556 |
| Crystalloid | 172.66 ± 195.1 | 164.61 ± 194.6 | 187.99 ± 195.3 | <0.001† |
| LMA | 435 (25.6%) | 285 (25.58%) | 150 (25.64%) | >0.99 |
| PCA | 273 (14.20%) | 189 (16.97%) | 84 (14.36%) | 0.13 |
| Fentanyl dosage in PCA | 1,071.79 ± 291.25 | 1,053.44 ± 307.10 | 1,113.10 ± 248.75 | 0.21† |
| Palonosetron HCl | 0.15 ± 0.03 | 0.14 ± 0.05 | 0.15 ± 0 | 0.41₭ |
| Ramosetron HCl | 0.71 ± 18 | 0.72 ± 0.17 | 0.7 ± 0.18 | 0.82† |
| PONV total | 587 (34.55%) | 329 (29.53%) | 258 (44.1%) | <0.001 |
| PONV in PACU | 539 (31.72%) | 296 (26.57%) | 243 (41.54%) | <0.001 |
| PONV at POD 1 | 96 (7.80%) | 61 (6.86%) | 35 (10.26%) | 0.06 |
HCl, hydrochloride; LMA, laryngeal mask airway; PACU, post-anesthesia care unit; PCA, patient-controlled analgesia; POD, postoperative day; PONV, postoperative nausea and vomiting.
All continuous variables are reported as mean ± SD and all categorical variables as n (proportion, %). Data were analyzed using the †t-test, ₭Mann–Whitney U test, and χ2 test.
*
P-value for an analysis between the TIVA group and volatile group.