Remimazolam-remifentanil causes less postoperative nausea and vomiting than remimazolam-alfentanil during hysteroscopy: a single-centre randomized controlled trial

Table 1 Demographic characteristics for each group

	Group RR (n = 102)	Group RA (n = 102)	p value
Age, mean ± SD, year	43.3 ± 7.7	42.28 ± 8.4	0.692
Height, mean ± SD, cm	159.2 ± 4.7	158.4 ± 4.6	0.691
Weight, mean ± SD, kg	62.8 ± 7.8	61.6 ± 7.0	0.256
BMI, mean ± SD, kg/m²)	24.7 ± 2.8	24.5 ± 2.4	0.073
ASA, n(%)
I	97(84.3)	86(95.1)
II	5(15.7)	16(4.9)
Duration of operation, mean ± SD, min	9.6 ± 4.2	8.9 ± 3.7	0.241
Total alfentanil, mean ± SD, ug	---	894.4 ± 194.2

Note: ASA American Society of Anesthesiologists, BMI body mass index, SD standard deviation, Group RR remimazolam-remifentanil group, Group RA remimazolam-alfentanil group

ISSN: 1471-2253