Table 3. Association among patient characteristics and prostate MRI and Using Univariate analysis using simple linear regression analysis.

Variable of MRI	Mean±SD	BMI		PSA		Operative Time (hr)		Blood loss (ml)		Hospital stay (days)		Positive Margin		Pathological Gleason score		Pathological stage
		c.c.	P	c.c.	P	c.c.	P	c.c.	P	c.c.	P	c.c.	P	c.c.	P	c.c.	P
Prostate volume	32.717±17.41	0.02	0.409	0.01	0.942	0.00	0.996	-0.00	0.932	-0.02	0.551	-0.00	0.801	0.01	0.471	0.00	0.415
Angle between pubic bone and prostate (degree)	53.24±8.68	0.01	0.897	0.19	0.471	0.03	0.163	0.01	0.296	0.03	0.592	-0.01	0.165	-0.02	0.454	-0.00	0.702
Depth of prosatic apex (mm)	29.00±6.10	-0.01	0.821	0.30	0.425	0.00	0.982	0.02	0.124	-0.09	0.237	0.00	0.96	0.02	0.487	0.01	0.276
Curve distance (mm)	14.28±2.70	-0.14	0.272	-1.64	0.043	-0.03	0.663	-0.01	0.770	-0.30	0.061	0.01	0.707	0.01	0.921	0.04	0.171
Pubic angle 1 (degree)	23.10±3.81	-0.11	0.251	-0.90	0.123	-0.04	0.434	0.00	0.999	-0.29	0.015	0.00	0.847	0.05	0.253	0.02	0.329
Pubic angle 2 (degree)	48.70±10.11	0.01	0.804	-0.58	0.008	-0.04	0.025	0.01	0.203	-0.03	0.542	-0.00	0.875	-0.01	0.596	-0.01	0.480
Abd wall thickness (mm)	20.00±6.36	0.09	0.117	0.40	0.252	0.01	0.670	-0.00	0.901	0.12	0.087	0.01	0.408	0.00	0.971	0.01	0.264
Work space AP (mm)	139.51±10.83	0.03	0.403	-0.37	0.076	0.00	0.927	0.01	0.399	0.04	0.372	0.01	0.055	-0.01	0.770	-0.00	0.866
Work space transverse (mm)	103.89±6.07	0.02	0.780	-0.09	0.800	0.03	0.451	0.01	0.665	-0.07	0.361	-0.01	0.068	-0.01	0.769	0.00	0.980
Bladder protrusion (mm)	2.80±4.56	-0.01	0.856	0.97	0.049	0.02	0.606	0.02	0.177	-0.05	0.612	0.00	0.894	-0.06	0.114	0.02	0.360
Retropubic fat	3.20±2.02	-0.03	0.854	-2.12	0.057	0.00	0.979	-0.02	0.663	0.30	0.187	-0.01	0.540	-0.10	0.245	-0.05	0.177
Periprostatic plexus diameter (mm)	3.30 ±0.79	0.15	0.724	-0.18	0.951	0.37	0.119	0.07	0.516	-0.04	0.943	0.04	0.385	-0.16	0.475	0.02	0.840

Abbreviation: BMI, body mass index; EBL, estimated blood loss; SD, standard deviation; c.c.; correlation coefficient