According to the latest data released by the International Diabetes Federation (IDF), the prevalence of diabetes among people aged 20-79 in China is 10.6% by 2021, with 141 million people suffering from the disease.
From 1990 to 2021, the age-standardized incidence, prevalence and DALYs (Disability-adjusted life years) of overall diabetes in China are on the rise, and have become the fifth leading cause of death in China together with kidney disease.Through questionnaire survey, in-depth interview and other research methods, a total of 2,600 samples were collected nationwide, of which 2,568 were valid, with an effective sample rate of 98.77%.
Meanwhile, according to the Statistical Bulletin of National Economic and Social Development of the People’s Republic of China in 2023, the ratio of male to female was set at 51.1:48.9. Urban household registration samples accounted for 66.2%, and samples aged 18-59 accounted for 74.44%. According to the geographical division, the sample proportion of each province was ensured to be close to its actual population proportion in the country, aiming to explore the key factors affecting the cognitive level of diabetes by identifying the differences and characteristics of different populations and regions in diabetes cognition.
The level of public cognition of diabetes in China is still in a relatively basic stage, and the public cognition is obvious in such aspects as “the public’s cognition of the harm of diabetes is obviously insufficient”, “the identification of high risk factors of diabetes is blind” and “the cognition of diabetes treatment is one-sided.
For example, elevated blood sugar is one of the manifestations of diabetes, and the most serious harm of diabetes lies in the various complications that may be derived from long-term high levels of blood sugar, such as cardiovascular and cerebrovascular diseases, retinopathy, etc. In addition to the public awareness of the three possible hazards of diabetes, such as weight loss, kidney disease and vision loss, the public awareness of other types, especially the higher risk of death, is insufficient.
For example, the risk of cardiovascular and cerebrovascular disease is 2-4 times higher in people with diabetes than in non-diabetic people of the same age and gender, but only 43.0% of respondents are aware of the association between diabetes and vascular disease.Worryingly, it is likely that more than half of people with diabetes do not know they have the disease. China Medical University Teng Weiping’s team surveyed 75,900 adult subjects across the country and found that only 43.3% of diabetic patients knew they had diabetes and the remaining 56.7% did not know they had the disease.
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