Randomized Phase III Trial of Whole-Abdominal Irradiation Versus Doxorubicin and Cisplatin Chemotherapy in Advanced Endometrial Carcinoma: A Gynecologic Oncology Group Study

2006 ◽  
Vol 24 (1) ◽  
pp. 36-44 ◽  
Author(s):  
Marcus E. Randall ◽  
Virginia L. Filiaci ◽  
Hyman Muss ◽  
Nick M. Spirtos ◽  
Robert S. Mannel ◽  
...  

Purpose To compare whole-abdominal irradiation (WAI) and doxorubicin-cisplatin (AP) chemotherapy in women with stage III or IV endometrial carcinoma having a maximum of 2 cm of postoperative residual disease. Patients and Methods Four hundred twenty-two patients were entered onto this trial. Of 396 assessable patients, 202 were randomly allocated to receive WAI, and 194 were allocated to receive AP. Irradiation dosage was 30 Gy in 20 fractions, with a 15-Gy boost. Chemotherapy consisted of doxorubicin 60 mg/m2 and cisplatin 50 mg/m2 every 3 weeks for seven cycles, followed by one cycle of cisplatin. Results Most patient and tumor characteristics were well balanced. The median patient age was 63 years; 50% had endometrioid tumors. Median follow-up time was 74 months. The hazard ratio for progression adjusted for stage was 0.71 favoring AP (95% CI, 0.55 to 0.91; P < .01). At 60 months, 50% of patients receiving AP were predicted to be alive and disease free when adjusting for stage compared with 38% of patients receiving WAI. The stage-adjusted death hazard ratio was 0.68 (95% CI, 0.52 to 0.89; P < .01) favoring AP. Moreover, at 60 months and adjusting for stage, 55% of AP patients were predicted to be alive compared with 42% of WAI patients. Greater acute toxicity was seen with AP. Treatment probably contributed to the deaths of eight patients (4%) on the AP arm and five patients (2%) on the WAI arm. Conclusion Chemotherapy with AP significantly improved progression-free and overall survival compared with WAI. Nevertheless, further advances in efficacy and reduction in toxicity are clearly needed.

2004 ◽  
Vol 22 (19) ◽  
pp. 3902-3908 ◽  
Author(s):  
J. Tate Thigpen ◽  
Mark F. Brady ◽  
Howard D. Homesley ◽  
John Malfetano ◽  
Brent DuBeshter ◽  
...  

Purpose Doxorubicin and cisplatin have activity in endometrial carcinoma and at initiation of this study ranked as the most active agents. This trial of stage III, IV, or recurrent disease evaluated whether combining these agents increases response rate (RR) and prolongs progression-free survival (PFS) and overall survival (OS) over doxorubicin alone. Patients and Methods Of 299 patients registered, 281 (94%) were eligible. Regimens were doxorubicin 60 mg/m2 intravenously or doxorubicin 60 mg/m2 plus cisplatin 50 mg/m2 every 3 weeks until disease progression, unacceptable toxicity, or a total of 500 mg/m2 doxorubicin. Results There were 12 (8%) complete (CR) and 26 (17%) partial responses (PR) among 150 patients receiving doxorubicin versus 25 (19%) CRs and 30 (23%) PRs among patients receiving the combination. The overall response rate was higher among patients receiving the combination (42%) compared with patients receiving doxorubicin (25%; P = .004). Median PFS was 5.7 and 3.8 months, respectively, for the combination and single agent. The PFS hazard ratio was 0.736 (95% CI, 0.577 to 0.939; P = .014). Median OS was 9.0 and 9.2 months, respectively, for the combination and single agent. Overall death rates were similar in the two groups (hazard ratio, 0.928; 95% CI, 0.727 to 1.185). Nausea, vomiting, and hematologic toxicities were common. The combination produced more grade 3 to 4 leukopenia (62% v 40%), thrombocytopenia (14% v 2%), anemia (22% v 4%), and nausea/vomiting (13% v 3%). Conclusion Adding cisplatin to doxorubicin in advanced endometrial carcinoma improves RR and PFS with a negligible impact on OS and produces increased toxicity. These results have served as a building block for subsequent phase III trials in patients with disseminated and high-risk limited endometrial carcinoma.


2006 ◽  
Vol 24 (18_suppl) ◽  
pp. 5007-5007 ◽  
Author(s):  
L. B. Wenzel ◽  
H. Q. Huang ◽  
D. K. Armstrong ◽  
J. L. Walker ◽  
D. Cella

5007 Background: A recent GOG randomized phase III trial demonstrated a 16 month improvement in survival for women with optimally debulked stage III EOC. Patients on the IP chemotherapy arm experienced a survival advantage but significantly worse toxicities, worse QOL during treatment, and more neurotoxicity (NTX) one year later, compared to those on the IV arm. We sought to determine whether baseline QOL and NTX and abdominal discomfort (AD) predict severity of IP treatment-related adverse effects and number of cycles completed. Methods: Three self-report QOL measures were utilized: the FACT-O (39 items), and FACT/GOG-NTX (11 items) and FACT/GOG-AD (4 items) subscales. Scoring was on a 5-point scale, with higher scores representing better QOL (FACT-O) whereas higher scores indicated worse symptoms (-NTX and -AD subscales). In addition to NTX and AD, we explored associations with fatigue. A logistic regression model was used for the analyses. Results: Of 205 patients randomly assigned to receive IP chemotherapy, 198 (97%) completed baseline QOL assessments, of whom 83 (42%) completed all 6 cycles and 16 (8%) completed none. Adjusting for age, performance status and residual disease, patients reporting higher baseline FACT-O and lower -NTX and -AD scores were more likely to complete more IP cycles. Categorizing FACT-O scores by quartiles (≤92, 93 to ≤108.8, 109 to ≤121.1, and >121.1), patients in the lowest quartile were significantly less likely to complete 6 cycles of IP therapy (odds ratio [OR] = 4.46; 95% CI: 1.95–10.21, p < 0.001). Higher FACT-O scores were also associated with less grade 3–4 fatigue (OR = 0.81 per 10 points; 95% CI: 0.67–0.99; p = 0.037); however, there was no relationship between baseline NTX and AD subscale scores and severity of physician-rated NTX and AD. Conclusions: Baseline patient-reported QOL and NTX and AD symptoms predict tolerance to IP chemotherapy. Patients with the poorest baseline QOL (FACT-O score <92) were least likely to complete IP therapy. No significant financial relationships to disclose.


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