About this trial
This non-interventional, observational, multicenter, prospective cohort study is designed to investigate the treatment patterns of mPC patients treated with lutetium (177Lu) vipivotide tetraxetan, as well as their clinical outcomes, real-world characteristics, and quality of life during the treatment period and up to one year after treatment completion.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
None
Disqualifiers
None
Trial population
The study population will be recruited from approximately 25 research centers in China
Trial design
Cohort
Prospective
Treatments tested in this trial
Not listed
Trial groups
Trial outcomes
Primary outcomes
prostate-specific antigen (PSA) 50 response rate
Defined as the proportion of patients with a confirmed decrease in PSA levels by ≥50% from baseline
prostate-specific antigen (PSA) 90 response rate
Defined as the proportion of patients with confirmed decreases in PSA level by ≥90% from baseline
Secondary outcomes
Progression-Free Survival (PFS)
Defined as the time from the index date to the first occurrence of PSA progression or radiographic progression according to the Prostate Cancer Working Group 3 criteria, clinical progression assessed by the investigator, or death due to any cause (whichever occurs first)
Radiographic progression-free survival (rPFS)
Defined as the time from the index date to the first occurrence of radiographic progression according to the PCWG3 criteria or death due to any cause (whichever occurs first)
Clinical PFS
Defined as the time from the index date to the first occurrence of clinical progression assessed by the investigator or death due to any cause (whichever occurs first). Clinical progression is determined by the investigator and may be based on the following criteria: 1) Significant increase in tumor pain requiring initiation of another systemic anti-cancer treatment regimen; 2) The need to immediately start new anti-cancer treatment, surgery, or radiotherapy intervention due to complications caused by tumor progression, even in the absence of radiographic progression; 3) Deterioration of Eastern Cooperative Oncology Group (ECOG) performance status to ≥ 3, and the investigator determines that the deterioration indicates clinical progression
Time to PSA progression
Defined as the time from the index date to the first occurrence of PSA progression or death due to any cause. According to the PCWG3 criteria, PSA progression is defined as follows: 1. For patients whose PSA has declined from baseline: PSA increased by ≥25% compared with the lowest value and the absolute value was ≥2 ng/mL, and was re-evaluated and confirmed after ≥3 weeks. 2. For patients whose PSA has not declined from baseline: After at least 12 weeks of treatment with the study drug, the PSA level increased by ≥25% from the baseline and the absolute value was ≥2 ng/mL
Sponsors and contacts
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