The efficacy of norepinephrine application in Mammotome-assisted minimally invasive resection for benign breast neoplasm: A retrospective study

Table 4 Univariable and multivariable analysis of VAS score during postoperative 6 h for the patients

Items	OR (95%CI)	P value	OR (95%CI)	P value
Age, year	0.98(0.95-1)	0.089
Hypertension	0.73(0.26–2.09)	0.558
Diabetes	5.84(0.64–53.49)	0.119
Resected nodules	1.19(0.93–1.51)	0.167
Bilateral Nodules	1.33(0.69–2.59)	0.394
Inner quadrant volume, mm³	1(1–1)	0.104
Total nodules’ volumes, mm³	1(1–1)	*0.001*	1.00.(1.00-1.002)	*0.003*
Operation time, min	1.02(1.01–1.04)	*0.004*	1.01(0.98–1.03)	0.637
Intraoperative hemorrhage, ml	1.14(1.05–1.23)	*0.001*	1.04(0.96–1.12)	0.381
Norepinephrine	0.03(0.01–0.09)	*< 0.001*	0.02(0.004–0.08)	*< 0.001*

Notes: P-values less than 0.05, were boldly marked and italicized font, indicating statistical significance

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