Table 6.

Univariable and multivariable regression analysis for predictors of continence 6 and 12 months

Predictors	6 Months				12 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	1.028, 1.005–1.052	0.019	1.026, 1.001–1.051	0.038	1.034, 1.007–1.061	0.012	1.030, 1.002–1.058	0.035
BMI	0.986, 0.929–1.046	0.630	0.993, 0.932–1.058	0.827	0.970, 0.908–1.036	0.362	0.983, 0.916–1.054	0.626
HP	1.206, 0.845–1.723	0.302	1.179, 0.800–1.737	0.404	0.988, 0.663–1.472	0.954	0.937, 0.606–1.448	0.768
DM	0.910, 0.564–1.468	0.698	0.834, 0.506–1.375	0.477	0.915, 0.538–1.556	0.744	0.873, 0.501–1.521	0.632
CHD	1.384, 0.800–2.395	0.246	1.190, 0.672–2.109	0.551	1.423, 0.788–2.571	0.242	1.275, 0.686–2.371	0.443
CD	1.693, 0.681–4.211	0.258	1.583, 0.617–4.064	0.339	2.051, 0.802–5.244	0.134	2.144, 0.806–5.072	0.126
PSA	1.003, 0.998–1.008	0.190	1.001, 0.996–1.006	0.614	1.003, 0.998–1.008	0.227	1.002, 0.996–1.007	0.517
PV	0.995, 0.985–1.004	0.245	0.995, 0.985–1.004	0.288	0.995, 0.985–1.005	0.354	0.995, 0.985–1.006	0.393
Gleason score	0.976, 0.800–1.192	0.815	0.946, 0.764–1.173	0.614	1.017, 0.816–1.267	0.879	0.998, 0.788–1.264	0.989
Clinical stage	0.973, 0.814–1.164	0.767	0.972, 0.807–1.171	0.765	0.996, 0.818–1.214	0.970	0.991, 0.807–1.218	0.932
OT	1.001, 0.997–1.004	0.665	1.001, 0.997–1.005	0.720	1.003, 0.999–1.007	0.182	1.003, 0.999–1.007	0.177
NS	0.561, 0.346–0.909	0.019	0.545, 0.324–0.915	0.022	0.596, 0.347–1.023	0.060	0.609, 0.342–1.086	0.093
PLND	1.008, 0.717–1.418	0.961	0.993, 0.683–1.444	0.971	0.972, 0.668–1.416	0.884	0.914, 0.606–1.380	0.670
DIC	0.991, 0.973–1.010	0.359	0.993, 0.975–1.012	0.474	0.986, 0.964–1.008	0.215	0.988, 0.966–1.011	0.304

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