Clinical significance and risk factors of urethrovesical anastomotic urinary leakage following robot-assisted radical prostatectomy: a multi-institutional study

Table 3 Univariate and multivariate analysis to predict major anastomotic urinary leakage (AUL)

Variable	Cutoff	Univariate		Multivariate
Variable	Cutoff	Odds ratio (95%CI)	P value	Odds ratio (95%CI)	P value
Age, years	≥ 68 versus < 68	0.64 (0.27–1.50)	0.38
BMI, kg/m²	≥ 25 versus < 25	4.30 (1.73–10.66)	< 0.01**	3.62 (1.44–9.09)	0.01*
iPSA, ng/mL	≥ 7.6 versus < 7.6	1.42 (0.60–3.36)	0.51
Diabetes	With versus without	0.26 (0.03–1.95)	0.23
COPD	With versus without	0	0.39
IHD	With versus without	1.99 (0.45–8.83)	0.29
Abdominal surgery	With versus without	0.44 (0.12–1.51)	0.22
Surgeon volume, cases	≥ 20 versus < 20	0.96 (0.40–2.28)	1.00
	≥ 40 versus < 40	0.44 (0.16–1.22)	0.12
	≥ 100 versus < 100	0.88 (0.25–3.03)	1.00
Nerve sparing	With versus without	1.03 (0.43–2.50)	1.00
Duration of console, min	≥ 184 versus < 184	2.69 (1.04–6.94)	0.04*	2.23 (0.85–5.85)	0.09
Prostate weight, g	≥ 40 versus < 40	3.20 (1.07–9.56)	0.02*	2.47 (0.95–6.43)	0.06
Blood, mL	≥ 230 versus < 230	1.46 (0.61–3.46)	0.39
pGS ≥ 8	≥ versus <	0.69 (0.25–1.90)	0.63
pT3	≥ versus <	1.58 (0.67–3.76)	0.34
PSM	With versus without	0.82 (0.27–2.47)	1.00

BMI, body mass index; COPD, chronic obstructive pulmonary disease; IHD, ischemic heart disease; PSA, prostate specific antigen; pGS, pathological Gleason score; PSM, positive surgical margin
Statistical significance is shown as * for P < 0.05 and ** for P < 0.01

ISSN: 1471-2490