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RecruitingNCT06491056ProAMFocalUpdated Jul 8, 2024

Prospective Asian Multicenter Prostate Cancer Focal Therapy Study (ProAMFocal)

An observational study in Prostate Cancer, sponsored by Singapore General Hospital. Recruiting at 1 site in Singapore. Open to male participants aged 40 Years to 85 Years. Per ClinicalTrials.gov, last updated 2024-07-08.

Sponsored by Singapore General Hospital · Observational

From the registry’s dates

  • Started May 2023; still recruiting 3 years 5 months later.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
500
Ages
40 Years to 85 Years
Sex
Male
01

Study summary

This is a multicenter observational study of patients undergoing focal therapy for prostate cancer in Asia

Read the detailed description

Patients undergoing Focal Cryotherapy, Focal HIFU, Focal IRE, Focal Laser ablation, or other partial gland ablation modalities for prostate cancer will be recruited.

02

Conditions studied

  • Prostate Cancer

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Keywords

  • focal therapy
  • cryotherapy
  • high intensity focused ultrasound
  • irreversible electroporation
  • focal laser ablation
  • Microwave ablation
03

In context

Prostatic Neoplasms

6,370 studies on the registry are indexed under Prostatic Neoplasms; 1,400 are open to participants now.

This study's planned enrollment of 500 is above the median of 200 across 1,181 observational studies indexed under Prostatic Neoplasms.

Browse Prostatic Neoplasms studies →

Lead sponsor

Singapore General Hospital is the lead sponsor of 266 studies on the registry; 57 are open to participants now.

Of its 8 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
40 Years to 85 Years
Sexes eligible
Male
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Patients with limited volume prostate cancer undergoing focal therapy (FT).

Inclusion criteria

  • Prostate Adenocarcinoma
  • Maximum Gleason score 4+4
  • Maximum cancer volume 1.5 ml (up to 2 lesions) or 3 ml (single lesion)
  • Maximum Prostate Specific Antigen (PSA) level 15 ng/dl
  • Maximum clinical stage T2c
  • American Society of Anesthesiologist Criteria 2 or less

Exclusion criteria

Exclusion Criteria:

  • Extra-prostatic Extension on multi parametric magnetic resonance imaging (mpMRI); capsular contact is permitted
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Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
500 participants (estimated)
Target follow-up
20 Years
Patient registry
Yes
Biospecimen retention
Samples with dna

Groups and cohorts

  • Focal Therapy for Prostate Cancer

    Patients undergoing focal therapy (various modalities) for prostate cancer as defined by partial gland ablation of \<75% of the prostate gland.

    Device: Focal Therapy for Prostate Cancer

Interventions

  • DeviceFocal Therapy for Prostate Cancer

    Ablation of \<75% of the prostate gland for limited volume prostate cancer

    Also known as: Cryotherapy, High Intensity Focused Ultrasound (HIFU), Irreversible Electroporation (IRE), Nanoknife, HIFU, Cryoablation, Laser, Microwave ablation

06

What researchers measure

Primary outcomes

  1. Overall Survival

    Living at 20 years after treatment

    Time frame: 20 years

  2. Metastasis-Free Survival

    Metastasis Free at 20 years after treatment

    Time frame: 20 years

  3. Progression-Free Survival

    Progression-Free (Local or Systemic) at 20 years after treatment

    Time frame: 20 years

  4. Short-term Clinically Significant Prostate Cancer Recurrence

    12-18 month infield and outfield recurrence rate

    Time frame: 18 months

  5. Intermediate-term Clinically Significant Prostate Cancer Recurrence

    5 year infield and outfield recurrence rate

    Time frame: 5 years

  6. Sexual Function

    Change in Expanded Prostate Index Composite (EPIC) Sexual Summary Score (0-100, with 100 being the maximum) post-Focal Therapy (FT) compared to baseline at 1,3, 6, 12 months

    Time frame: 12 months

  7. Urinary Function

    Change in Expanded Prostate Index Composite (EPIC) Urinary Summary Score (0-100, with 100 being the maximum) post-FT compared to baseline at 1,3, 6, 12 months

    Time frame: 12 months

  8. Bowel Function

    Change in Expanded Prostate Index Composite (EPIC) Bowel Summary Score (0-100, with 100 being the maximum) post-FT compared to baseline at 1,3, 6, 12 months

    Time frame: 12 months

  9. Radical Intervention-free Survival

    Free of Radical Prostatectomy or Radiation at 5 years

    Time frame: 5 years

  10. Treatment Failure-free Survival

    Free of Radical Prostatectomy, Radiation, Whole-gland Ablation, Hormonal Therapy to Transition to Watchful Waiting at 5 years

    Time frame: 5 years

Secondary outcomes

  1. Intervention-Free Survival

    Intervention (Focal or Whole Gland/ Radical)-free at 20 years

    Time frame: 20 years

  2. Radical Intervention-Free Survival

    Radical Intervention (Radical Prostatectomy or Radiation)-Free at 20 years

    Time frame: 20 years

  3. Failure-Free Survival

    Failure (Whole Gland/ Radical intervention, use of Hormonal Therapy or transition to Watchful Waiting)-free at 10 years

    Time frame: 10 years

  4. Failure-Free Survival

    Failure (Whole Gland/ Radical intervention, use of Hormonal Therapy or transition to Watchful Waiting)-free at 20 years

    Time frame: 20 years

Other outcomes

  1. Inter-modality Comparison of short-term Oncological Outcomes

    Comparison of 12-month infield and outfield recurrence rates between different focal therapy modalities

    Time frame: 12 months

  2. Inter-modality Comparison of Conversion to Radical Treatment Rates

    Comparison of 10 year conversion to radical treatment (Radical Prostatecomy or Radiation) between different modalities

    Time frame: 10 years

  3. Inter-modality Comparison of Treatment Failure Rates

    Comparison of 10 year failure (Radical Prostatectomy or Radiation or Hormonal Therapy or transition to Watchful Waiting) between different modalities

    Time frame: 10 years

  4. Inter-modality Comparison of Metastasis Rates

    Comparison of 10 year metastasis-rate between different modalities

    Time frame: 10 years

  5. Inter-modality Comparison of Sexual Function Outcomes

    Comparing mean change in Expanded Prostate Index Composite (EPIC) Sexual Summary Score (0-100, with 100 being the best function) post-FT compared to baseline at 1,3, 6, 12 months between different modalities.

    Time frame: 12 months

  6. Inter-modality Comparison of Urinary Function Outcomes

    Comparing mean change in Expanded Prostate Index Composite (EPIC) Urinary Summary Score (0-100, with 100 being the best function) post-FT compared to baseline at 1,3, 6, 12 months between different modalities.

    Time frame: 12 months

  7. Inter-modality Comparison of Bowel Function Outcomes

    Comparing mean change in Expanded Prostate Index Composite (EPIC) Bowel Summary Score (0-100, with 100 being the best function) post-FT compared to baseline at 1,3, 6, 12 months between different modalities.

    Time frame: 12 months

07

Study locations

1 of 1 sites recruiting
  • Singapore General Hospital
    Singapore, 169856, Singapore
    Recruiting
08

References and documents

Publications

  • Ong S, Chen K, Grummet J, Yaxley J, Scheltema MJ, Stricker P, Tay KJ, Lawrentschuk N. Guidelines of guidelines: focal therapy for prostate cancer, is it time for consensus? BJU Int. 2023 Jan;131(1):20-31. doi: 10.1111/bju.15883. Epub 2022 Sep 27. PubMed 36083229 ↗
  • Tay KJ, Scheltema MJ, Ahmed HU, Barret E, Coleman JA, Dominguez-Escrig J, Ghai S, Huang J, Jones JS, Klotz LH, Robertson CN, Sanchez-Salas R, Scionti S, Sivaraman A, de la Rosette J, Polascik TJ. Patient selection for prostate focal therapy in the era of active surveillance: an International Delphi Consensus Project. Prostate Cancer Prostatic Dis. 2017 Sep;20(3):294-299. doi: 10.1038/pcan.2017.8. Epub 2017 Mar 28. PubMed 28349978 ↗
  • Tan YG, Law YM, Ngo NT, Khor LY, Tan PH, Ong EHW, Yuen JSP, Ho HSS, Tuan JKL, Kanesvaran R, Gupta RT, Rozen S, Chua MLK, Polascik TJ, Tay KJ. Patient-reported functional outcomes and oncological control after primary focal cryotherapy for clinically significant prostate cancer: A Phase II mandatory biopsy-monitored study. Prostate. 2023 Jun;83(8):781-791. doi: 10.1002/pros.24517. Epub 2023 Mar 9. PubMed 36895163 ↗
  • Tay KJ, Cheng CWS, Lau WKO, Khoo J, Thng CH, Kwek JW. Focal Therapy for Prostate Cancer with In-Bore MR-guided Focused Ultrasound: Two-Year Follow-up of a Phase I Trial-Complications and Functional Outcomes. Radiology. 2017 Nov;285(2):620-628. doi: 10.1148/radiol.2017161650. Epub 2017 Jun 26. PubMed 28654336 ↗

Individual participant data

Plan to share: Undecided

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 8, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06491056
Lead sponsor
Singapore General Hospital
Collaborators
National Medical Research Council (NMRC), Singapore
Responsible party
Sponsor
First posted
Jul 8, 2024
Start date
May 6, 2023
Primary completion
May 6, 2028 (estimated)
Completion
May 6, 2048 (estimated)
Last update
Jul 8, 2024

Study contacts

Kae Jack Tay, MBBS
Contact
tay.kae.jack@singhealth.com.sg
63214693

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes
View the source record on ClinicalTrials.gov ↗

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