Effect of Pregnane X Receptor*1B genetic polymorphisms on postoperative analgesia with fentanyl in Chinese patients undergoing gynecological surgery

Table 2 General information for PXR ^* 1B haplotypes

	Non-PXR ^* 1B	PXR ^* 1B	PXR ^* 1B/ ^* 1B	P value
Age (years)	41 ± 5	40 ± 6	42 ± 4	0.100
BMI (kg/m²)	21.8 ± 2.0	22.1 ± 2.1	23.0 ± 2.3	0.666
Total hysterectomy	50	92	39	0.832
Myomectomy	22	48	21	0.224
Operation time (min)	90 ± 14	88 ± 17	95 ± 11	0.804
Propofol (mg)	560 ± 89	550 ± 90	570 ± 91	0.770
Remifentanil (μg)	921 ± 130	914 ± 106	945 ± 137	0.449

ISSN: 1471-2350