Transurethral plasmakinetic resection versus enucleation for benign prostatic hyperplasia: comparison of intraoperative safety profiles based on endoscopic surgical monitoring system

Table 5 Multivariate linear regression model for some factors predicting intraoperative fluid absorption

	Predicted Model: F (6,121) = 38.64, p < 0.001
	R = 0.81, R² = 0.66, Adjusted R² = 0.64
	Unstandardized coefficients		Standardized coefficients
	B	SE	β	p-value	95%CI for β
Constant	668.00	197.28		0.001*	277.44to1058.57
Surgery type 0 = PK-TURP, 1 = PK-EEP	− 165.45	36.81	− 0.27	< 0.001*	− 238.32to − 92.59
Operation time (min)	6.69	0.71	0.62	< 0.001*	5.28to8.10
VSO + SCP 0 = None, 1 = Yes	206.46	53.62	0.24	< 0.001*	100.31to312.62
Prostate volume	1.39	0.69	0.13	0.045*	0.03to2.75
Age	− 3.01	2.25	− 0.07	0.182	− 7.46to1.43
BMI	− 6.72	4.98	− 0.07	0.180	− 16.58to3.14

*Significance at p-value < 0.05
R, multiple correlation coefficient; CI, confidence interval; min, minute; VSO + SCP, venous sinus opening or surgical capsule perforation

ISSN: 1471-2490