Table 7.

Univariable and multivariable regression analysis for predictors of continence 24 and 48 months

Predictors	24 Months				48 Months
	Univariable		Multivariable		Univariable		Multivariable
	OR, 95% CI	P value	OR, 95% CI	P value	OR, 95% CI	P value	OR, 95% CI	P value
Age	1.970, 1.943–1.998	0.017	1.968, 1.939–1.997	0.038	1.008, 0.967–1.049	0.717	1.009, 0.964–1.057	0.691
BMI	0.949, 0.877–1.026	0.186	0.956, 0.877–1.042	0.310	1.012, 0.906–1.131	0.831	0.999, 0.880–1.136	0.992
HP	0.692, 0.422–1.134	0.144	0.810, 0.474–1.384	0.441	1.376, 0.718–2.635	0.336	1.484, 0.708–3.109	0.296
DM	0.696, 0.350–1.383	0.301	0.779, 0.382–1.589	0.492	1.929, 0.902–4.125	0.090	1.803, 0.803–4.051	0.153
CHD	0.571, 0.235–1.390	0.217	0.642, 0.255–1.617	0.347	0.921, 0.350–2.421	0.867	0.847, 0.293–2.448	0.759
CD	1.471, 0.458–4.726	0.517	1.816, 0.535–6.160	0.339	1.314, 0.247–6.987	0.749	1.003, 0.158–6.389	0.997
PSA	1.003, 0.997–1.009	0.346	1.003, 0.996–1.009	0.419	1.003, 0.996–1.010	0.437	1.002, 0.995–1.010	0.530
PV	0.996, 0.984–1.009	0.567	0.996, 0.983–1.009	0.580	1.014, 0.999–1.029	0.077	1.014, 0.998–1.031	0.093
Gleason score	0.919, 0.699–1.207	0.542	0.892, 0.659–1.208	0.461	0.744, 0.509–1.089	0.128	0.691, 0.452–1.058	0.089
Clinical stage	1.013, 0.802–1.280	0.912	1.054, 0.824–1.348	0.677	1.222, 0.886–1.684	0.221	1.189, 0.835–1.692	0.337
OT	0.996, 0.991–1.001	0.128	0.997, 0.991–1.002	0.210	0.999, 0.993–1.005	0.781	0.998, 0.991–1.005	0.492
NS	0.698, 0.360–1.353	0.287	0.719, 0.352–1.472	0.367	1.358, 0.559–3.299	0.499	1.163, 0.427–3.167	0.767
PLND	1.038, 0.659–1.635	0.873	1.145, 0.690–1.902	0.600	1.511, 0.788–2.896	0.214	1.720, 0.828–3.573	0.146
DIC	0.983, 0.955–1.012	0.257	0.980, 0.949–1.013	0.228	0.991, 0.958–1.026	0.605	0.989, 0.950–1.030	0.604

Abbreviations: BMI Body mass index, CHD Coronary heart disease, CD Cerebrovascular diseases, DM Diabetes mellitus, DIC Duration of indwelling catheter, HP Hypertension, NS Nerve-sparing, OT Operation time, PSA Prostate-specific antigen, PV Prostate volume, PLND Pelvic lymph node dissection