Frank A Sinicrope, Diana Segovia, Nalin Sharma, Steven R Alberts, Aaron Hardin, Thereasa Rich, Qian Shi
{"title":"Erratum: Tissue-Free Circulating Tumor DNA Assay and Patient Outcome in a Phase III Trial of FOLFOX-Based Adjuvant Chemotherapy (Alliance N0147).","authors":"Frank A Sinicrope, Diana Segovia, Nalin Sharma, Steven R Alberts, Aaron Hardin, Thereasa Rich, Qian Shi","doi":"10.1200/JCO-26-00709","DOIUrl":"10.1200/JCO-26-00709","url":null,"abstract":"","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"1379"},"PeriodicalIF":41.9,"publicationDate":"2026-05-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147616170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Jingxuan Zhao, Ilana Graetz, David Howard, Xuesong Han, Lu Zhang, Xiao Hu, K Robin Yabroff, Joseph Lipscomb
{"title":"Medicaid Expansion and Stage at Diagnosis, Timely Initiation and Receipt of Guideline-Concordant Treatment, and Survival Among People With Non-Small Cell Lung Cancer.","authors":"Jingxuan Zhao, Ilana Graetz, David Howard, Xuesong Han, Lu Zhang, Xiao Hu, K Robin Yabroff, Joseph Lipscomb","doi":"10.1200/JCO-25-01892","DOIUrl":"10.1200/JCO-25-01892","url":null,"abstract":"<p><strong>Purpose: </strong>To examine the associations between Medicaid expansion and stage at diagnosis, timely initiation and receipt of guideline-concordant treatment, and 5-year overall survival (OS) among people with non-small cell lung cancer (NSCLC).</p><p><strong>Methods: </strong>Individuals newly diagnosed with stage I to IV NSCLC at age 18-64 years between January 1, 2004, and December 31, 2023, in 50 states and Washington, DC, were identified from the National Cancer Database. We examined the association of Medicaid expansion and (1) early-stage diagnosis (I and II); (2) timely initiation of guideline-concordant treatment within 30 days after diagnosis; (3) receipt of all first-course guideline-concordant treatment; and (4) 5-year OS. We applied conventional and updated (Sun and Abraham) difference-in-differences (DID) approaches to examine the changes in study outcomes associated with Medicaid expansion using multivariable linear probability models to estimate stage and treatment and multivariable flexible parametric survival models to investigate survival overall and by key factors.</p><p><strong>Results: </strong>Compared with people in nonexpansion states (n = 164,228), people in expansion states (n = 350,290) were more likely to be female, non-Hispanic White, or living in areas with higher family income or in nonmetropolitan areas. Medicaid expansion was associated with increases in early-stage NSCLC diagnosis (DID: 1.02 percentage points [ppt; 95% CI, 0.52 to 1.52]), timely treatment initiation (2.10 ppt [95% CI, 0.05 to 4.15]), and higher 5-year OS (1.79 ppt [95% CI, 1.32 to 2.26]). In stratified analyses, people living in areas with lower household income were more likely to benefit from Medicaid expansion.</p><p><strong>Conclusion: </strong>Medicaid expansion was associated with improvements in early detection, timeliness of guideline-concordant treatment, and survival for people with NSCLC. Anticipated Medicaid coverage losses may jeopardize these gains.</p>","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"1296-1308"},"PeriodicalIF":41.9,"publicationDate":"2026-05-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146194775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Frank Y Lin, Austin Stuckert, Candise Tat, Mark White, Lucia Ruggieri, Huimin Zhang, Birju Mehta, Natalia Lapteva, Zhuyong Mei, Angela Major, Sachin Thakkar, Thomas Shum, Kathan Parikh, Meng-Fen Wu, Holly B Lindsay, Lauren Scherer, Meghan Shekar, Darryl Kinnear, Melissa M Blessing, Patricia Baxter, Tao Wang, Bambi Grilley, Karen Moeller, John Hicks, Angshumoy Roy, Jamie Anastas, Fatema Malbari, Guillermo Aldave, Murali Chintagumpala, Susan Blaney, D Williams Parsons, Malcolm K Brenner, Helen E Heslop, Cliona M Rooney, Bilal Omer
{"title":"Erratum: Phase I Trial of GD2.CART Cells Augmented With Constitutive Interleukin-7 Receptor for Treatment of High-Grade Pediatric CNS Tumors.","authors":"Frank Y Lin, Austin Stuckert, Candise Tat, Mark White, Lucia Ruggieri, Huimin Zhang, Birju Mehta, Natalia Lapteva, Zhuyong Mei, Angela Major, Sachin Thakkar, Thomas Shum, Kathan Parikh, Meng-Fen Wu, Holly B Lindsay, Lauren Scherer, Meghan Shekar, Darryl Kinnear, Melissa M Blessing, Patricia Baxter, Tao Wang, Bambi Grilley, Karen Moeller, John Hicks, Angshumoy Roy, Jamie Anastas, Fatema Malbari, Guillermo Aldave, Murali Chintagumpala, Susan Blaney, D Williams Parsons, Malcolm K Brenner, Helen E Heslop, Cliona M Rooney, Bilal Omer","doi":"10.1200/JCO-26-00699","DOIUrl":"10.1200/JCO-26-00699","url":null,"abstract":"","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"1379"},"PeriodicalIF":41.9,"publicationDate":"2026-05-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147592538","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Glenn J Hanna, Dan P Zandberg, Deborah J Wong, Eric Sherman, Assuntina G Sacco, Emrullah Yilmaz, Alberto Hernando-Calvo, Ralf D Reiners, David Bohr, Rachel L Salazar, Brenda C O'Connell, David Raben, Jeltje Schulten, Christine H Chung, John Kaczmar
{"title":"Ficerafusp Alfa (BCA101) With Pembrolizumab for Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma: Two-Year Results of an Expansion Cohort of a Phase I/Ib Trial.","authors":"Glenn J Hanna, Dan P Zandberg, Deborah J Wong, Eric Sherman, Assuntina G Sacco, Emrullah Yilmaz, Alberto Hernando-Calvo, Ralf D Reiners, David Bohr, Rachel L Salazar, Brenda C O'Connell, David Raben, Jeltje Schulten, Christine H Chung, John Kaczmar","doi":"10.1200/JCO-25-02027","DOIUrl":"https://doi.org/10.1200/JCO-25-02027","url":null,"abstract":"<p><strong>Purpose: </strong>Patients with recurrent or metastatic head and neck squamous cell carcinoma (R/M HNSCC) have a poor prognosis, particularly those with human papillomavirus (HPV)-negative disease, in which elevated epidermal growth factor receptor and transforming growth factor-β impair tumor penetration of immune cells and lessen immunotherapy responses.</p><p><strong>Methods: </strong>We present results from an expansion cohort of a first-in-human phase I/Ib trial (ClinicalTrials.gov identifier: NCT04429542) evaluating first-line treatment with ficerafusp alfa 1,500 mg once every week in combination with pembrolizumab 200 mg once every 3 weeks administered intravenously in patients with R/M HNSCC overexpressing PD-L1 (combined positive score ≥1). The primary end point was safety. Secondary end points included objective response rate (ORR), progression-free survival (PFS), duration of response (DOR), and overall survival (OS).</p><p><strong>Results: </strong>Between February 2022 and April 2023, 42 patients received ≥1 dose of study drug and 39 were included in the efficacy-evaluable set (≥1 postbaseline scan). The median follow-up was 26.3 months. Nineteen of 42 patients (45%) had a grade 3 treatment-related adverse event (TRAE), and one (2%) had a grade 4 TRAE. The most common grade ≥3 TRAEs were anemia (14%) and acneiform dermatitis (12%). In efficacy-evaluable patients with HPV-negative (n = 28) or HPV-positive (n = 11) tumors, confirmed ORRs were 54% (complete response in 21%) and 27%, respectively. In the HPV-negative subgroup, median DOR was 21.7 months (95% CI, 6.0 to not estimable [NE]), median PFS was 9.9 months (95% CI, 4.4 to 22.7), and median OS was 21.3 months (95% CI, 9.9 to NE).</p><p><strong>Conclusion: </strong>Ficerafusp alfa plus pembrolizumab demonstrated favorable safety and tolerability with promising antitumor activity in the first-line treatment of R/M HNSCC, particularly in those with HPV-negative tumors.</p>","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"JCO2502027"},"PeriodicalIF":41.9,"publicationDate":"2026-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147856426","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"From Molecular Complexity to Personalized Care in Chronic Myelomonocytic Leukemia.","authors":"Daniel H Wiseman, Kiran Batta","doi":"10.1200/JCO-26-00635","DOIUrl":"https://doi.org/10.1200/JCO-26-00635","url":null,"abstract":"","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"JCO2600635"},"PeriodicalIF":41.9,"publicationDate":"2026-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147838532","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Rana R McKay, Wanling Xie, Archana Ajmera, Arlene Araneta, Christina Jamieson, Edmund Folefac, Arif Hussain, Christos E Kyriakopoulos, Danielle K Manning, Adam Olson, Mamta Parikh, Rahul Parikh, Biren Saraiya, Lincoln W Pasquina, Russell Madison, Sarah Clifford, Merrida Childress, Amaya Gasco, Percy Ivy, Eliezer Van Allen, Bose Kochupurakkal, Geoffrey I Shapiro
{"title":"Multicenter, Randomized, Phase II Trial of Olaparib Plus Radium-223 Versus Radium-223 in Men With Castration-Resistant Prostate Cancer With Bone Metastases (COMRADE).","authors":"Rana R McKay, Wanling Xie, Archana Ajmera, Arlene Araneta, Christina Jamieson, Edmund Folefac, Arif Hussain, Christos E Kyriakopoulos, Danielle K Manning, Adam Olson, Mamta Parikh, Rahul Parikh, Biren Saraiya, Lincoln W Pasquina, Russell Madison, Sarah Clifford, Merrida Childress, Amaya Gasco, Percy Ivy, Eliezer Van Allen, Bose Kochupurakkal, Geoffrey I Shapiro","doi":"10.1200/JCO-25-02835","DOIUrl":"https://doi.org/10.1200/JCO-25-02835","url":null,"abstract":"<p><strong>Purpose: </strong>Radium-223 is an α-emitting radiopharmaceutical that improves survival in metastatic castration-resistant prostate cancer (mCRPC). Preclinical data suggest synergy between poly(ADP-ribose) polymerase (PARP) inhibition and radiation. After phase I dose-finding, we conducted a randomized phase II trial to assess efficacy and safety of this combination versus radium-223.</p><p><strong>Patients and methods: </strong>Men with mCRPC and ≥2 bone metastases (BM) were randomly assigned 1:1 to olaparib (200 mg twice daily) plus radium-223 (55 kBq/kg intravenous once every 4 weeks × 6 doses) or radium-223. Crossover was allowed at progression. The primary end point was investigator-assessed radiographic progression-free survival (rPFS).</p><p><strong>Results: </strong>A total of 120 patients were randomly assigned. Most had prior androgen receptor pathway inhibitor exposure (96%), 52% had received docetaxel, 47% had >20 BM, and 90% received bone-protecting agents. The combination significantly improved rPFS (median 8.9 <i>v</i> 4.7 months; hazard ratio [HR], 0.50 [one-sided 90% CI, 0.35 to 0.70]; one-sided <i>P</i> = .0042). The benefit was most pronounced in patients without prior docetaxel (13.7 <i>v</i> 5.7 months; HR, 0.24 [90% CI, 0.15 to 0.40]) and those with ≤20 BM (13.4 <i>v</i> 4.2 months; HR, 0.21 [90% CI, 0.13 to 0.33]). The 1-year cumulative incidence of symptomatic skeletal-related events was lower with the combination (12.7% <i>v</i> 22.9%). Median overall survival was similar (20.2 <i>v</i> 21.1 months). Grade ≥3 treatment-related adverse events occurred in 56% versus 33% (combination <i>v</i> radium-223), primarily hematologic, including lymphopenia (31% <i>v</i> 9.1%), anemia (22% <i>v</i> 16%), and thrombocytopenia (6.8% <i>v</i> 3.6%).</p><p><strong>Conclusion: </strong>Olaparib plus radium-223 significantly prolonged rPFS compared with radium-223 in men with mCRPC and BM. Despite increased hematologic toxicity, the regimen was manageable and supports further exploration of DNA damage-targeted strategies in this population.</p>","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"JCO2502835"},"PeriodicalIF":41.9,"publicationDate":"2026-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147838470","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Patrick Y Wen, Donald A Berry, Meredith B Buxton, Howard Colman, John de Groot, Michael Lim, Ingo Mellinghoff, James R Perry, Michael Weller, Nicholas A Blondin, Omar H Butt, Denise M Damek, Macarena I de la Fuente, Jan Drappatz, Erin Dunbar, Pierre Giglio, Emma Viktoria Hyddmark, Fabio Iwamoto, Kurt A Jaeckle, Lyndon Kim, Heather M Kling, Eudocia Q Lee, Megan Mantica, Tom Mikkelsen, Burt Nabors, Herbert B Newton, Jeffrey J Olson, David Schiff, Tobias Walbert, Shiao-Pei Weathers, Timothy Cloughesy, Andrew B Lassman
{"title":"Erratum: Evaluation of Regorafenib in Newly Diagnosed and Recurrent Glioblastoma: GBM AGILE Phase II/III Bayesian Randomized Platform Trial.","authors":"Patrick Y Wen, Donald A Berry, Meredith B Buxton, Howard Colman, John de Groot, Michael Lim, Ingo Mellinghoff, James R Perry, Michael Weller, Nicholas A Blondin, Omar H Butt, Denise M Damek, Macarena I de la Fuente, Jan Drappatz, Erin Dunbar, Pierre Giglio, Emma Viktoria Hyddmark, Fabio Iwamoto, Kurt A Jaeckle, Lyndon Kim, Heather M Kling, Eudocia Q Lee, Megan Mantica, Tom Mikkelsen, Burt Nabors, Herbert B Newton, Jeffrey J Olson, David Schiff, Tobias Walbert, Shiao-Pei Weathers, Timothy Cloughesy, Andrew B Lassman","doi":"10.1200/JCO-26-01027","DOIUrl":"https://doi.org/10.1200/JCO-26-01027","url":null,"abstract":"","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"JCO2601027"},"PeriodicalIF":41.9,"publicationDate":"2026-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147838522","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Alice Bergamini, Suyanto Suyanto, Constantinos Savva, Eslam Maher, Baljeet Kaur, Naveed Sarwar, Reece Caldwell, Gordon Rustin, Ehsan Ghorani, Anand Sharma, Christina Fotopoulou, Richard James Smith, Srdjan Saso, Michelle Greenwood, Gianluca Taccagni, Luca Bocciolone, Gennaro Cormio, Anna Fagotti, Chiara Cassani, Giovanna Scarfone, Vera Loizzi, Sandro Pignata, Giorgia Mangili, Michael J Seckl
{"title":"Malignant Adult Ovarian Germ Cell Tumors: An International Multicenter Study to Identify Relevant Prognostic Risk Factors for Stage IC and Beyond.","authors":"Alice Bergamini, Suyanto Suyanto, Constantinos Savva, Eslam Maher, Baljeet Kaur, Naveed Sarwar, Reece Caldwell, Gordon Rustin, Ehsan Ghorani, Anand Sharma, Christina Fotopoulou, Richard James Smith, Srdjan Saso, Michelle Greenwood, Gianluca Taccagni, Luca Bocciolone, Gennaro Cormio, Anna Fagotti, Chiara Cassani, Giovanna Scarfone, Vera Loizzi, Sandro Pignata, Giorgia Mangili, Michael J Seckl","doi":"10.1200/JCO-25-00840","DOIUrl":"https://doi.org/10.1200/JCO-25-00840","url":null,"abstract":"<p><strong>Purpose: </strong>Malignant ovarian germ cell tumors (MOGCTs) are rare, aggressive malignancies predominantly affecting young women. Unlike testicular germ cell tumors, prognostic factors are poorly understood, with small studies suggesting advanced stage as an adverse factor. Here, we examine a large international series to identify relevant prognostic factors.</p><p><strong>Methods: </strong>We analyzed data from 254 patients with International Federation of Gynecology and Obstetrics stage IC-IV MOGCT, requiring surgery and chemotherapy between 1971 and 2018 at two UK and the Multicenter Italian Trials in Ovarian Cancer centers.</p><p><strong>Results: </strong>The median age was 27 years (IQR, 21-31). Initial treatment was surgery in 87.8% of patients (50.4% fertility sparing, 37.4% nonsparing) or neoadjuvant chemotherapy. Most underwent BEP or POMB/ACE chemotherapy, with 32.5% receiving high-dose chemotherapy (HDCT) at relapse. First-line treatment resulted in a complete response in 84.6% (n = 215) and partial response or stable disease in 7.9% (n = 20), while 4.7% (n = 12) progressed. Overall, 37 patients (14.6%) died of disease. Ten-year progression-free survival and cancer-specific survival (CSS) was 82.8% (95% CI, 77.2 to 87.2) and 83.2% (95% CI, 77.3 to 87.7), respectively. CSS for stage IV disease was 79.4% (95% CI, 69.5 to 86.4). Age ≥35 years (hazard ratio [HR], 2.8 [95% CI, 1.5 to 5.4]; <i>P</i> = .003), stage III/IV disease (HR, 1.4 [95% CI, 1,0.2 to 1.9]; <i>P</i> = .035), and nondysgerminoma histology (HR, 7.3 [95% CI, 1.9 to 64.8]; <i>P</i> = .01) had worse CSS on multivariable analysis. By contrast, CSS of immature grade 2/3 MOGCT mirrored dysgerminomas. HDCT appeared to improve survival in first but not later relapses.</p><p><strong>Conclusion: </strong>Advanced stage (III/IV), age >35 years, and nondysgerminoma (excluding grade 2/3 immature teratomas) are adverse prognostic factors. Stage IV disease can achieve 80% long-term survival rates, and HDCT improves survival in first but not second relapse.</p>","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"JCO2500840"},"PeriodicalIF":41.9,"publicationDate":"2026-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147838512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Perioperative Toripalimab Plus Chemotherapy Versus Chemotherapy Alone in Locally Advanced Gastric or Gastroesophageal Junction Cancer: 3-Year Follow-Up of NEOSUMMIT-01 Trial.","authors":"Run-Cong Nie, Ying Jin, Cheng-Cai Liang, Yuan-Fang Li, Ying-Bo Chen, Xiao-Wei Sun, Wen-Long Guan, Zi-Xian Wang, Hai-Bo Qiu, Wei Wang, Shi Chen, Dong-Sheng Zhang, Yi-Hong Ling, Shao-Yan Xi, Mu-Yan Cai, Jun Chi, Qiu-Xia Yang, Zhi-Min Liu, Yuan-Xiang Guan, Yong-Ming Chen, Ji-Bin Li, Xiong-Wen Tang, Jun-Sheng Peng, Feng Wang, Zhi-Wei Zhou, Rui-Hua Xu, Shu-Qiang Yuan","doi":"10.1200/JCO-25-02842","DOIUrl":"https://doi.org/10.1200/JCO-25-02842","url":null,"abstract":"<p><p>The NEOSUMMIT-01 trial previously showed that adding the PD-1 antibody toripalimab to perioperative chemotherapy improved the pathologic response in patients with locally advanced gastric or gastroesophageal junction cancer. Here, we present the event-free survival (EFS) and overall survival (OS) after extended follow-up. A total of 108 patients were enrolled (toripalimab plus chemotherapy, n = 54; chemotherapy alone, n = 54). At the data cutoff date (August 29, 2025), the median follow-up was 43.2 months (interquartile range: 36.6-53.7). The 3-year EFS was 74.7% (95% CI, 63.6% to 87.7%) in the toripalimab plus chemotherapy group and 56.2% (95% CI, 43.3% to 73.0%) in the chemotherapy group, with a hazard ratio (HR) of 0.51 (95% CI, 0.27 to 0.98; <i>P</i> = .044). The 3-year OS was 81.3% (95% CI, 71.4% to 92.4%) versus 72.2% (95% CI, 61.2% to 85.2%), respectively, with an HR of 0.45 (95% CI, 0.21 to 0.95; <i>P</i> = .036). The survival benefits were consistent across most predefined subgroups and were maintained in the analysis excluding patients with dMMR. In conclusion, perioperative toripalimab plus chemotherapy significantly improved 3-year EFS and OS compared with chemotherapy alone, suggesting it as a promising treatment option for patients with locally advanced gastric or gastroesophageal junction cancer.</p>","PeriodicalId":15384,"journal":{"name":"Journal of Clinical Oncology","volume":" ","pages":"JCO2502842"},"PeriodicalIF":41.9,"publicationDate":"2026-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147838465","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}