Dataset Information

Insulin glargine and cancer risk in patients with diabetes: a meta-analysis.

ABSTRACT:

Aim

The role of insulin glargine as a risk factor for cancer is controversial in human studies. The aim of this meta-analysis was to evaluate the relationship between insulin glargine and cancer incidence.

Methods

All observational studies and randomized controlled trials evaluating the relationship of insulin glargine and cancer risk were identified in PubMed, Embase, Web of Science, Cochrane Library and the Chinese Biomedical Medical Literature Database, through March 2012. Odds ratios (ORs) with corresponding 95% confidence interval (CI) were calculated with a random-effects model. Confidence in the estimates of the obtained effects (quality of evidence) was assessed by using the Grading of Recommendations Assessment, Development, and Evaluation approach.

Results

A total of 11 studies including 448,928 study subjects and 19,128 cancer patients were finally identified for the meta-analysis. Insulin glargine use was associated with a lower odds of cancer compared with non-glargine insulin use (OR 0.81, 95% CI 0.68 to 0.98, P = 0.03; very low-quality evidence). Glargine did not increase the odds of breast cancer (OR 0.99, 95% CI 0.68 to 1.46, P = 0.966; very low-quality evidence). Compared with non-glargine insulin, no significant association was found between insulin glargine and prostate cancer, pancreatic cancer and respiratory tract cancer. Insulin glargine use was associated with lower odds of other site-specific cancer.

Conclusions

Results from the meta-analysis don't support the link between insulin glargine and an increased risk of cancer and the confidence in the estimates of the effects is very low. Further studies are needed to examine the relation between insulin glargine and cancer risk, especially breast cancer.

SUBMITTER: Tang X

PROVIDER: S-EPMC3526637 | biostudies-literature | 2012

REPOSITORIES: biostudies-literature

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Publications

Insulin glargine and cancer risk in patients with diabetes: a meta-analysis.

Tang Xulei X Yang Lin L He Zhiyu Z Liu Jingfang J

PloS one 20121219 12

<h4>Aim</h4>The role of insulin glargine as a risk factor for cancer is controversial in human studies. The aim of this meta-analysis was to evaluate the relationship between insulin glargine and cancer incidence.<h4>Methods</h4>All observational studies and randomized controlled trials evaluating the relationship of insulin glargine and cancer risk were identified in PubMed, Embase, Web of Science, Cochrane Library and the Chinese Biomedical Medical Literature Database, through March 2012. Odds ...[more]

PMID: 23284776

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Project description:INTRODUCTION:To evaluate the efficacy and safety as well as the long-term cost-effectiveness of insulin glargine 100 U/mL (IGlar) versus insulin degludec (IDeg) for the treatment of type 2 diabetes mellitus (T2DM) from the Chinese healthcare system perspective. METHODS:A systematic search of English and Chinese electronic databases for randomized controlled trials (RCTs) comparing IGlar with IDeg for the treatment of T2DM was performed, followed by a meta-analysis to compare the efficacy and safety of IGlar versus IDeg. The CORE Diabetes Model was used to estimate lifetime costs, quality-adjusted life years (QALYs) gained, and cost-effectiveness of IGlar versus IDeg. One-way and probabilistic sensitivity analyses were conducted to assess the underlying parameter uncertainty. RESULTS:Six RCTs were included in the meta-analysis. The IGlar group showed a statistically significant decrease in glycated hemoglobin (HbA1c) from baseline compared to the IDeg group (mean difference [MD] 0.08%, 95% confidence interval [CI] 0.01-0.14%, P = 0.02). Body mass index (BMI) control was numerically better in the IGlar group than in the IDeg group (MD 0.07 kg/m2, 95% CI - 0.01 to 0.14 kg/m2, P = 0.08). In terms of hypoglycemia, the incidence of non-severe overall hypoglycemia was comparable between the IDeg and IGlar patient groups (P > 0.05), while the incidence of non-severe nocturnal hypoglycemia (relative risk [RR 0.79], 95% CI 0.70-0.90, P < 0.01) and the event rates of non-severe overall (RR 0.91, 95% CI 0.85-0.97, P < 0.01) and non-severe nocturnal hypoglycemia (RR 0.91, 95% CI 0.85-0.97, P < 0.01) were lower in the IDeg group. The incidences and event rates of both severe overall and nocturnal hypoglycemia were similar for the two groups (P > 0.05). The cost-effectiveness analysis showed that IGlar is the dominant treatment option compared with IDeg, with a lifetime savings of 1004 Chinese yuan in direct medical costs and a net gain of 0.015 QALYs per patient. Both one-way and probabilistic sensitivity analyses confirmed the robustness of the results. CONCLUSIONS:IGlar is a cost-saving option with incremental effectiveness compared with IDeg for the treatment of T2DM in China. FUNDING:Sanofi China.

Project description:BackgroundUltra-long-acting insulin analogs [insulin degludec (IDeg) and insulin glargine 300 units/mL (IGla-300)] offer a longer duration of action with less risk of hypoglycemia compared to other long-acting insulins. However, data about the comparative efficacy and safety are inconsistent.MethodsWe searched CENTRAL, PubMed, Embase, ICTRP Search Portal, and ClinicalTrials.gov on 7 October 2022. Randomized controlled trials (RCTs) comparing the safety and efficacy of IDeg (100 or 200 units/mL) and IGla-300 in patients with type 1 or type 2 diabetes were included. Three review authors independently selected trials, assessed the risk of bias, extracted data, and evaluated the overall certainty of the evidence using GRADE. The primary outcomes were the change in glycated hemoglobin (HbA1c) and any hypoglycemia; the secondary outcomes were the change in fasting plasma glucose (FPG) and severe and nocturnal hypoglycemia.ResultsFour open-label RCTs were included (2727 participants), 3 parallel and 1 cross-over. Overall, the risk of bias assessment yielded some concern or high risk. There was a comparable change in HbA1c from baseline to the end of treatment, a mean difference of 0.07% (95% confidence interval (CI) 0.06 - 0.19; p = 0.29; 3 trials; 2652 patients; very low-certainty evidence), and a comparable rate of any hypoglycemia, rate ratio 1.02 (95% CI 0.8 - 1.3; p = 0.87; 3 trials; 2881 patients; very low-certainty evidence). IDeg resulted in more reduction in FPG compared to IGla-300, mean difference of 10.27 mg/dL (95% CI 7.25 - 13.29; p < 0.001; 3 trials; 2668 patients; low-certainty evidence). Similar rates of nocturnal and severe hypoglycemia were observed, rate ratio of 1.13 (95% CI 0.72 - 1.78; p = 0.54; 3 trials; 2668 patients; very low-certainty evidence) and 1.4 (95% CI 0.41 - 4.73; p = 0.59; 2 trials; 1952 patients; very low-certainty evidence), respectively.ConclusionThere is no evidence of a difference between IDeg and IGla-300 in the mean change in HbA1c and the risk of anytime, nocturnal, and severe hypoglycemia. IDeg appeared to cause a higher reduction in FPG compared to IGla-300. However, this finding should be interpreted with caution due to the small number of trials included and their high risk of bias.Systematic review registrationhttps://www.crd.york.ac.uk/prospero/display_record.php?ID=CRD42022364891, identifier CRD42022364891.

Dataset Information

Insulin glargine and cancer risk in patients with diabetes: a meta-analysis.

Aim

Methods

Results

Conclusions

Publications

Insulin glargine and cancer risk in patients with diabetes: a meta-analysis.

Similar Datasets

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