Observational Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Oct 26, 2020; 8(20): 4816-4825
Published online Oct 26, 2020. doi: 10.12998/wjcc.v8.i20.4816
Table 1 Perioperative variables
VariablesPONV group (n = 128)Non-PONV group (n = 100)P value
Patient characteristics
Age (yr)50.3 ± 7.750.9 ± 6.20.672
BMI (kg/m²)25.7 ± 3.624.6 ± 2.40.064
Hb (g/L)121.7 ± 21.1121.1 ± 20.40.902
Hct (%)37.8 ± 5.137.5 ± 5.30.822
Past medical history
Hypertension, n (%)22 (45.8)26 (54.2)0.250
Diabetes mellitus, n (%)15 (53.6)13 (46.4)0.553
SVR
SVR baseline (dyn*s/cm5)1436 ± 3351272 ± 3670.029
SVR mean (dyn*s/cm5)1543 ± 3861347 ± 3220.050
SVR AUC (dyn*s/cm5*min)4.53 ± 0.374.25 ± 0.470.015
SVR AUC weighted (dyn*s/cm *min*min-1)5.25 ± 0.834.92 ± 0.970.160
Anesthetic agents and drugs
Remifentanil (mg)1.1 ± 0.61.0 ± 0.40.406
Sufentanil (μg)109.6 ± 20.2118.4 ± 16.30.491
Duration of surgery (min)191.1 ± 74.8134.6 ± 53.80.017
Intraoperative input and output
Crystalloid (mL)1559.6 ± 483.61519.6 ± 590.90.704
Urine output (mL)527.5 ± 259.5455.9 ± 262.20.261
Estimated blood loss (mL)115.6 ± 97.9106.2 ± 128.60.275
Postoperative complications
VAS score3.9 ± 1.92.8 ± 1.70.414
Sleep quality score5.7 ± 2.36.8 ± 2.20.020
Time to walk (h)21.6 ± 7.719.6 ± 6.20.173
Time to diet (h)11.0 (7.0, 16.3)7.0 (6.0, 9.4)0.012
Length of hospital stay after surgery (h)109.6 ± 42.7118.4 ± 58.30.379
Table 2 Predictors of postoperative nausea and vomiting
Variables
Univariate analysis
Binary logistic regression analysis
P value
OR (95%CI)
P value
Duration of surgery (min)0.0171.316 (1.003-2.030)0.012
SVR mean (dyn*s/cm5)0.0501.015 (1.005-1.109)0.047
BMI (kg/m2)0.0640.410
SVR baseline (dyn*s/cm5)0.0290.189
SVR AUC (dyn*s/cm5*min)0.0150.969