scholarly journals The impact of smoking status on the progression‐free survival of non‐small cell lung cancer patients receiving molecularly target therapy or immunotherapy versus chemotherapy: A meta‐analysis

2020 ◽  
Author(s):  
Xinyi Li ◽  
Cong Huang ◽  
Xiaohui Xie ◽  
Ziyang Wu ◽  
Xia Tian ◽  
...  
Keyword(s):  
Lung Cancer ◽  
Smoking Status ◽  
Target Therapy ◽  
Meta Analysis ◽  
Progression Free Survival ◽  
Small Cell ◽  
Small Cell Lung ◽  
Free Survival ◽  
Lung Cancer Patients ◽  
The Impact

scholarly journals The benefits and risks of pembrolizumab in combination with chemotherapy as first-line therapy in small-cell lung cancer: a single-arm meta-analysis of noncomparative clinical studies and randomized control trials

2021 ◽  
Vol 19 (1) ◽  
Author(s):  
Qiangyun Liu ◽  
Yixuan Zhang ◽  
Miaowen Liu ◽  
Ruoxin Xu ◽  
Fengming Yi ◽  
...  
Keyword(s):  
Lung Cancer ◽  
Meta Analysis ◽  
Progression Free Survival ◽  
Small Cell ◽  
Small Cell Lung ◽  
First Line ◽  
Conventional Chemotherapy ◽  
Free Survival ◽  
First Line Therapy ◽  
Line Therapy

Abstract Background Although pembrolizumab has shown clinical benefit in patients with small-cell lung cancer (SCLC), its actual efficacy in combination with a conventional chemotherapy drug has not been determined. We performed this study to discern the efficacy and risk of pembrolizumab in combination with chemotherapy as first-line therapy in SCLC patients. Methods We systematically searched the PubMed, ScienceDirect, Cochrane Library, Scopus, Ovid MEDLINE, Embase, Web of Science, and Google Scholar databases for relevant studies. The main outcomes were overall survival (OS) and progression-free survival (PFS). Results We identified 2980 articles and included 6 studies (5 were noncomparative open-label studies and 1 was a randomized controlled trial [RCT]) involving 396 patients in our meta-analysis. The pooled median OS (mOS) was 9.6 months (95% CI, 8.0-11.2), and the pooled median PFS (mPFS) was 4.2 months (95% CI, 2.2-6.1). The 1-year overall survival rate (OSR-1y) and 6-month progression-free survival rate (PFSR-6m) were 45.1% (95% CI, 33-57.2%) and 41.6% (95% CI, 24.3-59%), respectively. The objective response rate (ORR) was 38.8% (95% CI, 11.9-65.67%), disease control rate (DCR) was 69.30% (95% CI, 51.6-87.0%), complete response (CR) was 2.20% (95% CI, 0.8-3.7%), partial response (PR) was 34.70% (95% CI, 7.8-61.5%), and stable disease (SD) was 20.90% (95% CI, 9.1-32.6%). The grade 3-4 adverse effect (AE) rate was 20.88% (95% CI, 1.22-54.85%). The most common AEs were neutropenia (90.16%), anemia (53.21%), dysphagia (41.96%), platelet count decrease (34.87%), and esophagitis (32.89%); severe AEs included neutropenia, respiratory failure, pneumonitis, acute coronary syndrome, and colitis/intestinal ischemia. Conclusions The combination of pembrolizumab with conventional chemotherapy is an effective therapeutic schedule with acceptable and manageable efficacy and toxicity in patients with SCLC. More high-quality and well-designed RCTs with large sample sizes are warranted to further validate our findings.

Real-world effectiveness of nivolumab in patients with non-small-cell lung cancer: a systematic review and meta-analysis

2020 ◽  
Vol 16 (27) ◽  
pp. 2045-2058 ◽  
Author(s):  
Yong-Jin Kim ◽  
Mark Oremus ◽  
Helen H Chen ◽  
Thomas McFarlane ◽  
Devanshi Shah ◽  
...  
Keyword(s):  
Lung Cancer ◽  
Overall Survival ◽  
Small Cell Lung Cancer ◽  
Cell Lung Cancer ◽  
Real World ◽  
Meta Analysis ◽  
Progression Free Survival ◽  
Small Cell ◽  
Small Cell Lung ◽  
Free Survival

Background: The effectiveness of immunotherapies for non-small-cell lung cancer under real-world clinical settings remains uncertain. Materials & methods: Systematic searches of PubMed, EMBASE and Web of Science were conducted. Random-effects models were used to estimate pooled median overall survival and progression-free survival estimates. Results: 36 studies of nivolumab were included for narrative synthesis and 11 of these studies were included for meta-analysis. Age, sex, histology and prior lines of treatment did not affect survival outcomes, while Eastern Cooperative Oncology Group Performance Status and brain metastasis were inversely associated with survival. In the meta-analysis, nivolumab was associated with 9.6 months (95% CI: 8.4–10.9) of overall survival and 2.6 months (95% CI: 1.6–3.6) of progression-free survival. Conclusion: Very-low-certainty evidence suggested the real-world effectiveness of nivolumab was consistent with those observed in the clinical trials.

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