Medico-economic Comparison of Robot-assisted Radical Prostatectomy Versus Radical Prostatectomy Via Laparotomy

The secondary objectives of this research are to compare the following between the two groups: * The actual cost of the surgical prostatectomy. * Erectile function at 0, 1, 6, 12 and 24 * Oncological results at 1, 6, 12 and 24 months. * Functional results at 0, 1, 6, 12 and 24 months. * Quality of life at 0, 1, 6, 12 and 24 months. * Complication rates at 1 and 24 months.