Study protocol for a prospective, multi-centered randomized controlled trial comparing pelvic fascia-sparing radical prostatectomy with conventional robotic-assisted prostatectomy: The PARTIAL trial Journal Article


Authors: Stangl-Kremser, J.; Kowalczyk, K.; Schaeffer, E. M.; Allaf, M.; Scherr, D.; Yang, X.; Matoso, A.; Azumi, N.; Robinson, B.; Vickers, A.; Hu, J. C.
Article Title: Study protocol for a prospective, multi-centered randomized controlled trial comparing pelvic fascia-sparing radical prostatectomy with conventional robotic-assisted prostatectomy: The PARTIAL trial
Abstract: Background: Pelvic fascia-sparing robotic-assisted radical prostatectomy (PFS-RARP) is a novel approach that spares the endopelvic fascia ventral to the prostate. The preservation of more native structures compared to conventional robotic-assisted radical prostatectomy (RARP) may lead to faster recovery of urinary function, fewer penile changes, and decreased inguinal hernia sequelae, but may have a higher risk for positive surgical margins and poorer cancer control. However, high-level evidence is absent. The PARTIAL trial is a surgical randomized controlled trial (RCT) aiming to bridge this evidence gap (NCT05155501). Methods: We describe a prospective RCT with a projected enrollment of 600 men randomized to PFS-RARP vs. RARP. The primary outcome is cancer control (positive surgical margins and prostate-specific antigen failure) and secondary outcomes include health-related quality of life pertaining to urinary and sexual function, decision regret, and adverse events (30-day complications, inguinal hernias, penile shortening, and Peyronie's disease). The anticipated duration of trial participation is 24 months. Study participation is incentivized with the use of innovative methodologies such as a novel, two-stage informed consent and a validated web-based interface to monitor patient-reported symptoms and empower individuals to improve their recovery. Conclusion: If PFS-RARP is non-inferior to RARP in terms of cancer control and has better functional outcomes, it should be the surgical standard of care for men with localized prostate cancer. Using the innovative two-stage consent process, completion of the trial will not only provide much needed evidence on one of the most common cancer surgeries but also insight on improving surgical RCT methodology. Trial status This trial is registered at ClinicalTrials.gov (NCT05155501; first posted on December 13, 2021); Institutional approval number: WCM IRB # 21-07023781, BRANY's initial approval event ID # 186333. The trial is not yet recruiting. © 2023
Keywords: adult; controlled study; cancer surgery; surgical technique; major clinical study; postoperative period; cancer patient; cancer staging; outcome assessment; prospective study; prostate specific antigen; quality of life; randomized controlled trial; clinical protocol; prostate cancer; postoperative complication; health care quality; prostatectomy; multicenter study; cancer control; biochemical recurrence; sexual function; peyronie disease; inguinal hernia; penis disease; surgical margin; human; male; article; outcome research; robot-assisted prostatectomy; study protocol
Journal Title: Contemporary Clinical Trials
Volume: 128
ISSN: 1551-7144
Publisher: Elsevier Inc.  
Date Published: 2023-05-01
Start Page: 107168
Language: English
DOI: 10.1016/j.cct.2023.107168
PUBMED: 37015291
PROVIDER: scopus
DOI/URL:
Notes: Article -- Export Date: 1 May 2023 -- Source: Scopus
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  1. Andrew J Vickers
    880 Vickers