Table 3.
Multivariate logistic regression determining factors influencing postoperative penile shortening
| Variable | Odds ratio | 95% Confidence interval | p value | |
|---|---|---|---|---|
| Age | 0.99 | 0.92 | 1.07 | 0.926 |
| BMI | 1.13 | 1.01 | 1.26 | 0.037 |
| RS-RARP vs S-RARP | 0.24 | 0.09 | 0.63 | 0.004 |
| Nerve sparing | 0.26 | 0.06 | 1.12 | 0.071 |
| Prostate weight | 1.01 | 0.99 | 1.04 | 0.426 |
| Preoperative EPIC sexual domain score | 1.01 | 0.86 | 1.18 | 0.922 |
| Postoperative potency | 0.94 | 0.55 | 1.62 | 0.835 |
BMI = body mass index; EPIC = Expanded Prostate Cancer Index; RS-RARP = Retzius-sparing robotic-assisted radical prostatectomy; S-RARP = standard robotic-assisted radical prostatectomy.