HSR21-055: Treatment Patterns and Healthcare Resource Utilization in First-Line Therapy for Advanced Esophageal Squamous Cell Carcinoma in Asian and Western Countries

2021 ◽  
Vol 19 (3.5) ◽  
pp. HSR21-055
Author(s):  
Dena Jaffe ◽  
Marc DeCongelio ◽  
Joseph Gricar
2021 ◽  
Vol 39 (15_suppl) ◽  
pp. e16023-e16023
Author(s):  
Qiwei Yao ◽  
Zhichao Fu ◽  
Qisong Chen ◽  
Jianli Huang ◽  
Jintong Wu ◽  
...  

e16023 Background: Camrelizumab, a programmed death 1 (PD-1) inhibitor, has recently demonstrated efficacy for esophageal squamous cell carcinoma (ESCC) patients in a phase III trial. We report real-world clinical outcomes of camrelizumab therapy for ESCC patients in a multicenter prospective cohort. Methods: Eligible patientswereadvanced esophageal squamous cell carcinoma with stage II-IV confirmed by pathology (including histology or cytology). All patients had received at most one systematic treatment and ECOG performance status of 0 or 1. Camrelizumab monotherapy(200mg) or combined with chemo-radiotherapy, chemotherapy, chemotherapy and antiangiogenic therapy as a first or second line of therapy were included. Progression-free survival (PFS), objective response rate (ORR), disease control rate (DCR), and overall survival (OS) and safety data were evaluated. This abstract summarizes the findings of an exploratory interim analysis (cut-off Dec 2020). Results: From Oct 2019-Dec 2020, 63 patients were enrolled (19 centers in China; mean age 62.26 years; 97% ECOG PS 1; 54% first line therapy). Patients received camrelizumab monotherapy (8; 13%), camrelizumab/chemo-radiotherapy combination therapy (22, 35%), camrelizumab/chemotherapy combination therapy (26, 41%), camrelizumab/chemotherapy/antiangiogenic therapy combination therapy (7, 11%). One patient achieved a complete response and 27 patients achieved a partial response, leading to an ORR of 41.26%. The DCR was 95.24%. The median progression-free survival (PFS) was 6.33 months (95% confidence interval [CI] 4.73-NA). Among patients with adequate samples test for LBH level and (lung immune prognostic index) LIPI score, 15.7% (8/51) patients had a high LBH level;63% (29/46), 32.6% (15/46) and 4.3% (2/46) patients had a good, middle and poor LIPI score, respectively. A significantly longer PFS was observed in patients with a normal LBH level (NA vs. 6.33 months, P = 0.049), and also in patients treated with first-line therapy (6.33 months vs. NA, P = 0.0338). Among adverse events, 4 patients (6.35%) reported grade 3-4 AEs, including pneumonia (n=2 [3.17%]), and bone marrow suppression (n=2 [3.17%]). 10 of 63 patients (15.87%) experienced any grade pneumonia, and 21 of 63 patients (33.33%) experienced grade 1-2 RCCEP. Conclusions: This real-world population showed that camrelizumab as the first- or second-line therapy was an effective and safe treatment for patients with ESCC. Clinical trial information: CHICTR2000039499.


1999 ◽  
Vol 17 (9) ◽  
pp. 2676-2676 ◽  
Author(s):  
Peter G. Rose ◽  
John A. Blessing ◽  
David M. Gershenson ◽  
Ramon McGehee

PURPOSE: On the basis of the activity of paclitaxel as a single agent in chemotherapy-naive squamous cell carcinoma of the cervix in a prior Gynecologic Oncology Group (GOG) trial, a phase II study of paclitaxel and cisplatin as first-line therapy was conducted by the GOG. PATIENTS AND METHODS: Eligibility included squamous cell cancer of the cervix not curable by surgery or radiation, measurable disease, WBC count ≥ 3,000/μL, platelet count ≥ 100,000/μL, serum creatinine ≥ 2 mg/100 mL, and adequate hepatic function. The starting dose was paclitaxel 135 mg/m2 infused over 24 hours followed by cisplatin 75 mg/m2 every 21 days. On the basis of toxicity, a dose escalation of paclitaxel to a maximum dose of 170 mg/m2/d was prescribed. RESULTS: Forty-seven patients were enrolled onto this study; 44 patients were assessable for toxicity and 41 for response. Forty (90.9%) had received prior radiation therapy. A median of six courses of chemotherapy was given (range, one to 10 courses). Neutropenia grade 3 (15.9%) and 4 (61.4%) was the most frequent severe adverse effect and was associated with fever in 13 patients (27.7%). Two patients (4.5%) died from neutropenic sepsis. Grade 4 thrombocytopenia occurred in 6.8% of patients. Of 41 assessable patients, five (12.2%) had complete responses and 14 (34.1%) had partial responses for an overall response rate of 46.3% (95% confidence interval, 30.7% to 62.6%). The median progression-free interval, was 5.4+ months (range, 0.3 to 22+ months) with a median survival of 10.0+ months (range, 0.9 to 22.2 months). Response was more frequent in patients with disease in nonirradiated sites (70% v 23%, P = .008). CONCLUSION: This regimen seems highly active in advanced and recurrent squamous cell carcinoma of the cervix and is currently being evaluated by the GOG in a phase III randomized study comparing the combination of paclitaxel and cisplatin with cisplatin alone.


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