Effects of ulinastatin combined with dexmedetomidine on cognitive dysfunction and emergence agitation in elderly patients who underwent total hip arthroplasty

Table 2 Comparison of perioperative conditions among the three groups

	Dex group (n = 129)	Ulinastatin group (n = 150)	Dex + ulinastatin group (n = 118)	F value	P value
Intraoperative blood loss (mL)	33.12 ± 3.75	34.27 ± 3.81	32.73 ± 3.85	2.297	0.107
Operation duration (min)	206.45 ± 36.32	201.65 ± 40.03	199.85 ± 40.38	0.690	0.082
Preoperative MMSE score	28.70 ± 0.82	28.84 ± 0.92	28.52 ± 0.84	0.379	0.686
VAS score 24 h after the operation	3.25 ± 0.37	3.30 ± 0.52	3.13 ± 0.25	3.878	0.024
Time of anesthesia (min)	217.18 ± 42.79	220.51 ± 38.94	223.35 ± 41.67	1.550	0.980
Infusion volume (mL)	1558.72 ± 170.56	1489.54 ± 187.46	1580.67 ± 191.88	0.673	0.058
Urine volume (mL)	174.87 ± 42.57	165.38 ± 56.16	168.48 ± 58.16	1.097	0.779

Dex: Dexmedetomidine; MMSE: Mini-Mental State Examination.