A Single Perioperative Injection of Dexamethasone Decreases Nausea, Vomiting, and Pain after Laparoscopic Donor Nephrectomy

Table 2

Univariate and multivariate analyses of factors associated with postoperative nausea and vomiting.

	⁢Univariate logistic; ⁢regression analysis			⁢Multivariate logistic; ⁢regression analysis^†
	OR	95% CI	value	OR	95% CI	value
Age (per decade)	0.95	0.80–1.14	0.61
Sex (ref. male)	2.81	1.71–4.62	<0.001	2.78	1.60–4.83	<0.001
BMI (per 1 kg/m^2)	0.91	0.85–0.98	0.007	0.91	0.85–0.98	0.012
Side of kidney (ref. left)	0.96	0.54–1.68	0.88
ASA (ref. 1)	0.81	0.47–1.39	0.44
Operative time (per 60 min)	0.65	0.41–1.03	0.068	1.03	0.61–1.73	0.91
Dexamethasone (ref. control)			0.011			0.041
Low dose	1.08	0.58–2.02	0.81	0.81	0.41–1.60	0.55
High dose	0.48	0.28–0.83	0.009	0.47	0.26–0.86	0.014
Intraoperative ondansetron use	0.53	0.20–1.41	0.20
Ketorolac use (ref. no use)	1.01	0.63–1.63	0.96
Acetaminophen use (ref. no use)	1.43	0.85–2.40	0.17
Total opioid (per 1 mg)	1.01	1.00–1.02	0.035	1.01	1.00–1.02	0.058

and Lemeshow Test: value 0.30
ASA: American Society of Anesthesiologists; BMI: body mass index; CI: confidential interval; OR: odds ratio.