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Impact of TTC Following Neoadjuvant Chemotherapy on the Prognosis of LAGC

Impact of Time to Initiation of Postoperative Adjuvant Chemotherapy Following Neoadjuvant Chemotherapy on the Prognosis of Locally Advanced Gastric Cancer: a Multi-center Study

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT06696963
Enrollment
524
Registered
2024-11-20
Start date
2024-03-15
Completion date
2024-04-17
Last updated
2024-11-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastric Cancer

Keywords

Gastric cancer, Neoadjuvant chemotherapy, Adjuvant chemotherapy, Time to chemotherapy, survival

Brief summary

he present study retrospectively analyzed the clinicopathological data of 524 patients diagnosed with LAGC who underwent D2 radical gastrectomy after NACT between January 2010 and December 2021 at 2 centers. This study was conducted in accordance with the ethical principles outlined in the World Medical Association's Declaration of Helsinki. Informed consent was obtained from all patients and their legal guardians. All procedures were approved by the institutional review board.

Detailed description

This is a retrospective, multicenter study.

Interventions

None listed

Sponsors

Fujian Medical University
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to 84 Years
Healthy volunteers
No

Inclusion criteria

* (1) Locally advanced gastric cancer with preoperative clinical staging of cT2-4NxM0 before neoadjuvant chemotherapy. (2) No history of other malignant tumors. (3) No evidence of distant metastasis or invasion of adjacent organs. (4) Underwent gastrectomy after receiving neoadjuvant chemotherapy.

Exclusion criteria

* (1) History of prior gastrectomy. (2) History of acute cardiovascular diseases (such as cerebral or coronary artery injuries) within the past three months. (3) Emergency surgery. (4) Did not undergo postoperative adjuvant chemotherapy. (5) Lack of specific information regarding chemotherapy regimens. (6) Loss to follow-up.

Design outcomes

Primary

MeasureTime frameDescription
3-year all-caused mortality, 3-year Gastric-Cancer Specific Motality3 years or 36 months.Survival status at 3 years: survival, death, survival with tumor

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026