首页|Does gemcitabine-based combination therapy improve the prognosis of unresectable pancreatic cancer?

Does gemcitabine-based combination therapy improve the prognosis of unresectable pancreatic cancer?

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AIM:To assess whether gemcitabine-based combination therapy improves the prognosis of unresectable pancreatic cancer compared with gemcitabine treatment alone.METHODS:A quantitative up-to-date meta-analysis was undertaken to investigate the efficacy of gemcitabine-based combination treatment compared with gemcitabine monotherapy in locally advanced or metastatic pancreatic cancer.Inclusion was limited to highquality randomized clinical trials.RESULTS:Twenty-six studies were included in the present analysis,with a total of 8808 patients recruited.The studies were divided into four subgroups based on the different kinds of cytotoxic agents,including platinum,fluoropyrimidine,camptothecin and targeted agents.Patients treated with gemcitabine monotherapy had significantly lower objective response rate [risk ratio (RR),0.72; 95% confidence interval (CI):0.63-0.83; P < 0.001],and lower 1-year overall survival (RR,0.90; 95%CI:0.82-0.99; P =0.04).Gemcitabine monotherapy caused fewer complications,including fewer grade 3-4 toxicities:including vomiting (RR,0.75; 95%CI:0.62-0.89; P =0.001),diarrhea (RR,0.66; 95%CI:0.49-0.89; P =0.006),neutropenia (RR,0.88; 95%CI:0.72-1.06; P =0.18),anemia (RR,0.96;95%CI:0.82-1.12; P =0.60),and thrombocytopenia (RR,0.76; 95%CI:0.60-0.97; P =0.03) compared with gemcitabine combination therapies.CONCLUSION:Gemcitabine combination therapy provides a modest improvement of survival,but is associated with more toxicity compared with gemcitabine monotherapy.

Pancreatic cancerGemcitabineCombination therapyOutcomeMeta-analysis

Chen Sun、Daniel Ansari、Roland Andersson、De-Quan Wu

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Department of Surgery, Second Affiliated Hospital of Harbin Medical University, Harbin 150086,Heilongjiang Province, China

Department of Surgery, Clinical Sciences Lund, Lund University, Sk(a)ne University Hospital, SE-22185 Lund, Sweden

2012

世界胃肠病学杂志(英文版)
太原消化病研治中心

世界胃肠病学杂志(英文版)

SCI
影响因子:1.001
ISSN:1007-9327
年,卷(期):2012.18(35)
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