scholarly journals Association between diabetes mellitus and anemia among Korean adults according to sex: a cross-sectional analysis of data from the Korea National Health and Nutrition Examination Survey (2010–2016)

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Mihye Kim ◽  
Sook-Hyun Lee ◽  
Kyoung Sun Park ◽  
Eun-Jung Kim ◽  
Sujung Yeo ◽  
...  

Abstract Background There are many conflicting opinions regarding the association between anemia and diabetes mellitus (DM), and the mechanism by which DM influences anemia remains uncertain. Therefore, we aimed to investigate the association between anemia and DM in Korean adults and to analyze the risk factors for anemia among these patients according to sex. Methods This retrospective cross-sectional survey was conducted using data from the Korea National Health and Nutrition Examination Survey V, VI, and VII between January 2010 and December 2016. In total, 25,597 Korean adults aged ≥19 years (10,117 men, 15,480 women) were included. Patients with a fasting blood sugar level of ≥126 mg/dL or who have been diagnosed with DM were classified as the DM group. Anemia was defined as hemoglobin levels of < 13 g/dL in men and < 12 g/dL in women. Logistic regression analysis was used to adjust for demographic characteristics and lifestyle-, disease-, and health-related factors. Results Approximately 11.3% of patients had DM. The prevalence of anemia was significantly higher in the DM group than in the non-DM group. After adjusting for confounding factors, the odds of the prevalence of anemia in men were higher in the DM group than in the non-DM group (odds ratio [OR] 1.87, 95% confidence interval [CI] 1.42–2.50, p < 0.0001). When investigated according to the serum creatinine level, the association was significantly stronger among women (OR 42.63, 95% CI 17.25–105.36, p < 0.0001) than among men (OR 6.30, 95% CI 3.08–12.90, p < 0.0001). Conclusions We found a strong association between DM and anemia that was more prominent among men than among women. We also determined that the serum creatinine level had a greater influence on DM and anemia in women than in men.

2021 ◽  
Vol 20 (1) ◽  
Author(s):  
Seung Jae Kim ◽  
Oh. Deog Kwon ◽  
Kyung-Soo Kim

Abstract Background This study aimed to investigate the prevalence, awareness, treatment, and control rates of dyslipidemia and identify the predictors of optimal control (low-density lipoprotein cholesterol < 100 mg/dL) among patients with diabetes mellitus (DM). Methods A cross-sectional study was conducted using the representative Korea National Health and Nutrition Examination Survey (2014–2018). Overall, 4311 patients with DM, aged ≥19 years, and without cardiovascular diseases were selected, and the prevalence, awareness, treatment, and control rates of dyslipidemia were calculated. Univariate and multivariate logistic regression analyses were conducted to evaluate the factors influencing the optimal control of dyslipidemia. Results Dyslipidemia was prevalent in 83.3% of patients with DM, but the awareness and treatment rates were 36.5 and 26.9%, respectively. The control rate among all patients with dyslipidemia was 18.8%, whereas it was 61.1% among those being treated. Prevalence and awareness rates were also significantly higher in women than in men. Dyslipidemia was most prevalent in those aged 19–39 years, but the rates of awareness, treatment, and control among all patients with dyslipidemia in this age group were significantly lower than those in other age groups. The predictors of optimal control were age ≥ 40 years [range 40–49 years: adjusted odds ratio (aOR) 3.73, 95% confidence interval (CI) 1.43–9.72; 50–59 years: aOR 6.25, 95% CI 2.50–15.65; 60–69 years: aOR 6.96, 95% CI 2.77–17.44; 70–79 years: aOR 9.21, 95% CI 3.58–23.74; and ≥ 80 years: aOR 4.43, 95% CI 1.60–12.27]; urban living (aOR 1.44, 95% CI 1.15–1.80); higher body mass index (aOR 1.27, 95% CI 1.13–1.42); lower glycated hemoglobin levels (aOR 0.71, 95% CI 0.67–0.76); hypertension (aOR 1.53, 95% CI 1.22–1.92); poorer self-rated health status (aOR 0.72, 95% CI 0.62–0.84); and receiving regular health check-ups (aOR 1.58, 95% CI 1.25–2.00). Conclusions Most patients with DM were diagnosed with dyslipidemia, but many were unaware of or untreated for their condition. Therefore, their control rate was suboptimal. Thus, by understanding factors influencing optimal control of dyslipidemia, physicians should make more effort to encourage patients to undergo treatment and thus, adequately control their dyslipidemia.


Author(s):  
Wonjung NOH ◽  
Heakyung MOON

Background: Sleep durations shorter or longer than 7 h are associated with cardiovascular diseases. We aimed to investigate the association among sleep duration, risk factors of hypertension, and cardiovascular disease in South Korea using data from a recent large-scale survey. Methods: Data produced by the Korea National Health and Nutrition Examination Survey (KNHANES) were subjected to multivariate logistic analysis. This cross-sectional, nationally representative survey was conducted from Jan 1 to Dec 31, 2011, by the Korean Center for Disease Control and Prevention. Overall, 6,466 participated. Data were analyzed using STATA version 13.0 (STATA Corp LP). Results: The participants’ socioeconomic, physical, and lifestyle factors were statistically different between the two age groups (<65 yr and ≥65 yr). Shorter sleep durations were associated with hypertension in individuals younger than 65 yr of age. On the other hand, in participants aged ≥65 yr, both shorter and longer sleep durations were associated with hypertension, while shorter sleep durations were associated with cardiovascular diseases. Conclusion: Unusual sleep durations are associated with an increased prevalence of cardiovascular disease among Korean adults. The effect of sleep duration appears to be more significant in individuals with hypertension, suggesting that the management of hypertension should be prioritized in patients older than 65 year.


2019 ◽  
Vol 12 (4) ◽  
pp. 246-252 ◽  
Author(s):  
Kyung Hee Lee ◽  
Hea Shoon Lee

Abstract Background Asthma is a chronic inflammatory disease that may associate with other chronic diseases such as hypertension and diabetes. We observed the effects of blood pressure (BP), fasting blood glucose (FBG), haemoglobin A1c (HbA1c) and insulin on asthma in Korean adults. Methods Data from 5045 adults were taken from the 2015 Sixth Korea National Health and Nutrition Examination Survey and analysed using a multiple logistic regression model. Results By age, the probability of asthma occurrence was 1.02 times higher (adjusted odds ratio [aOR] 1.02 [95% CI 1.01 to 1.03]). Specifically, asthma occurrence was increased in individuals &gt;66 years of age (aOR 2.40 [95% CI 1.22 to 4.72]). The probability of asthma occurrence in females was higher than in males (aOR 1.73 [95% CI 1.02 to 2.84]). Hypertension and systolic blood pressure (SBP) were found to increase the probability of asthma occurrence by 1.43- and 1.03-fold, respectively. Diabetes mellitus (DM) was another factor that increased with the occurrence of asthma (aOR 1.75 [95% CI 1.06 to 3.02]). The probability of asthma occurrence was not increased with the FBG level, whereas HbA1c (aOR 1.38 [95% CI 1.03 to 1.84]) and insulin levels (aOR 1.02 [95% CI 1.01 to 1.04]) were shown to increase the occurrence of asthma. Conclusions Age, sex, hypertension, SBP, DM, HbA1c and insulin levels are all factors that may influence the occurrence of asthma in Korean adults. In particular, hypertension and diabetes emerge from the present study as potential associated factors for the development of asthma.


Nutrients ◽  
2018 ◽  
Vol 10 (10) ◽  
pp. 1467 ◽  
Author(s):  
Sangah Shin ◽  
Seong-Ah Kim ◽  
Jinwoo Ha ◽  
Kyungjoon Lim

It is well known that the consumption of sugar-sweetened beverages (SSBs) increases the risk of developing obesity and metabolic syndrome (MetS). However, there are not many studies investigating the link between SSBs and increased incidences of diseases in the Asian population, and in particular, in Korea. We explored the association of SSB consumption with the risk of developing obesity and MetS among Korean adults (12,112 participants from the 2012–2016 Korean National Health and Nutrition Examination Survey). We calculated the total SSB consumption frequency by counting each beverage item, including soda beverages, fruit juices, and sweetened rice drinks. Obesity was defined as a body mass index ≥25 kg/m2, and MetS was defined using the National Cholesterol Education Program, Adult Treatment Panel III. A survey logistic regression analyses was conducted to examine the association of SSB consumption with obesity and MetS, adjusting for related confounders such as age, energy intake, household income, education, alcohol drinking, smoking status, and physical activity. The SSB consumption was positively associated with an increased risk of the prevalence for obesity (Odd ratio (OR): 1.60; 95% confidence interval (CI): 1.23–2.09; p for trend = 0.0009) and MetS (OR: 1.61; 95% CI: 1.20–2.16; p for trend = 0.0003) among women. In men, SSB consumption only contributed to a higher prevalence of obesity (OR: 1.38; 95% CI: 1.11–1.72; p for trend = 0.0041). In conclusion, increased consumption of SSBs was closely linked with a higher prevalence of obesity and MetS in the Korean population.


2021 ◽  
Vol 12 ◽  
Author(s):  
Eyun Song ◽  
Jung A. Kim ◽  
Eun Roh ◽  
Ji Hee Yu ◽  
Nam Hoon Kim ◽  
...  

BackgroundThe global incidence of NAFLD is rising sharply due to various risk factors. As previous studies reported adverse health impact of long working hours on metabolic diseases, such as diabetes mellitus and obesity, it is plausible that NAFLD is also associated with working excessive hours. However, data regarding this issue is limited.MethodsIn this cross-sectional study based on Korea National Health and Nutrition Examination Survey VII, 5,661 working adults without previous liver disease or heavy alcohol drinking habits were included. The subjects were categorized into three groups according to working hours: 36–42, 43–52, and 53–83 hours/week. NAFLD was defined using the hepatic steatosis index (HSI), which is a validated prediction model for determining NAFLD.ResultsThe prevalence of NAFLD (HSI ≥36) increased with longer working hours: 23.0%, 25.6%, and 30.6% in the 36–42, 43–52, and 53–83 hours/week group, respectively (p &lt;0.001). Subjects who worked 53–83 hours/week had higher odds for NAFLD than those who worked the standard 36–42 hours/week (OR 1.23, 95% CI 1.02–1.50, p = 0.033) after adjusting for age, sex, body mass index, smoking, alcohol, exercise, diabetes mellitus, hypertension, serum triglyceride, and total cholesterol. This association was consistent across subgroups according to working schedule (daytime vs. shift workers) or occupation type (office vs. manual workers). In particular, the relationship between long working hours and NAFLD was pronounced in workers aged &lt;60 years and in female workers.ConclusionsLong working hours was significantly associated with NAFLD. Further prospective studies are required to validate this finding with causal relationship.


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