Fetuin-A, Diabetes and Insulin Resistance
Author Information
Author(s): Song Aiyun, Xu Min, Bi Yufang, Xu Yu, Huang Yun, Li Mian, Wang Tiange, Wu Yaohua, Liu Yu, Li Xiaoying, Chen Yuhong, Wang Weiqing, Ning Guang
Primary Institution: Shanghai Clinical Center for Endocrine and Metabolic Diseases, Shanghai Institute of Endocrine and Metabolic Diseases, Ruijin Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai, China
Hypothesis
The study aimed to investigate the association of fetuin-A with insulin resistance among participants with or without type 2 diabetes in a large sample of Chinese adults aged 40 and older.
Conclusion
Higher fetuin-A concentrations were associated with type 2 diabetes and insulin resistance in middle-aged and elderly Chinese.
Supporting Evidence
- Serum fetuin-A concentrations were significantly higher in type 2 diabetic patients compared to those with normal glucose tolerance.
- Each one quartile increase of serum fetuin-A concentrations was associated with an increased risk of type 2 diabetes.
- Fetuin-A concentrations were positively correlated with insulin resistance indicators like HOMA-IR and fasting serum insulin.
Takeaway
Fetuin-A is a protein that can affect how our body uses insulin, and higher levels of it are linked to diabetes in older Chinese adults.
Methodology
A community-based cross-sectional study was performed among 5,227 Chinese adults aged 40 and older, measuring serum fetuin-A concentrations and assessing their association with type 2 diabetes and insulin resistance.
Limitations
The study's cross-sectional design limits causal inference, and insulin resistance was evaluated using HOMA-IR instead of the hyperinsulinemic-euglycemic clamp.
Participant Demographics
The average age of participants was 61.5 years, with 39.2% male and 60.8% female.
Statistical Information
P-Value
p<0.0001
Confidence Interval
95% CI 1.07–1.43
Statistical Significance
p<0.0001
Digital Object Identifier (DOI)
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