scholarly journals Impact of COVID-19 Lockdown on Glycemic Control in Adults with Type 1 Diabetes Mellitus

2020 ◽  
Vol 4 (12) ◽  
Author(s):  
Begoña Pla ◽  
Alfonso Arranz ◽  
Carolina Knott ◽  
Miguel Sampedro ◽  
Sara Jiménez ◽  
...  

Abstract Aim To examine the impact of the lockdown caused by the COVID-19 pandemic on both the glycemic control and the daily habits of a group of patients with type 1 diabetes mellitus (T1DM) using flash continuous glucose monitoring devices (flash CGMs). Methods Retrospective analysis based on all the information gathered in virtual consultations from a cohort of 50 adult patients with T1DM with follow-up at our site. We compared their CGM metrics during lockdown with their own previous data before the pandemic occurred, as well as the potential psychological and therapeutic changes. Results We observed a reduction of average glucose values: 160.26 ± 22.55 mg/dL vs 150 ± 20.96 mg/dL, P = .0009; estimated glycosylated hemoglobin: 7.21 ± 0.78% vs 6.83 ± 0.71%, P = .0005; glucose management indicator 7.15 ± 0.57% vs 6.88 ± 0.49%; P = .0003, and glycemic variability: 40.74 ± 6.66 vs 36.43 ± 6.09 P < .0001. Time in range showed an improvement: 57.46 ± 11.85% vs a 65.76 ± 12.09%, P < .0001, without an increase in percentage of time in hypoglycemia. Conclusions COVID-19 lockdown was associated with an improvement in glycemic control in patients with T1DM using CGMs.

2020 ◽  
Vol 11 ◽  
pp. 204201882093166
Author(s):  
Hongxia Liu ◽  
Daizhi Yang ◽  
Hongrong Deng ◽  
Wen Xu ◽  
Jing Lv ◽  
...  

Aims: Our aim was to investigate the impact of glycemic variability (GV) on the relationship between glucose management indicator (GMI) and laboratory glycated hemoglobin A1c (HbA1c). Methods: Adult patients with type 1 diabetes mellitus (T1D) were enrolled from five hospitals in China. All subjects wore the iPro™2 system for 14 days before HbA1c was measured at baseline, 3 months and 6 months. Data derived from iPro™2 sensor was used to calculate GMI and GV parameters [standard deviation (SD), glucose coefficient of variation (CV), and mean amplitude of glycemic excursions (MAGE)]. Differences between GMI and laboratory HbA1c were assessed by the absolute value of the hemoglobin glycation index (HGI). Results: A total of 91 sensor data and corresponding laboratory HbA1c, as well as demographic and clinical characteristics were analyzed. GMI and HbA1c were 7.20 ± 0.67% and 7.52 ± 0.73%, respectively. The percentage of subjects with absolute HGI 0 to lower than 0.1% was 21%. GMI was significantly associated with laboratory HbA1c after basic adjustment (standardized β = 0.83, p < 0.001). Further adjustment for SD or MAGE reduced the standardized β for laboratory HbA1c from 0.83 to 0.71 and 0.73, respectively (both p < 0.001). In contrast, the β remained relatively constant when further adjusting for CV. Spearman correlation analysis showed that GMI and laboratory HbA1c were correlated for each quartile of SD and MAGE (all p < 0.05), with the corresponding correlation coefficients decreased across ascending quartiles. Conclusions: This study validated the GMI formula using the iPro™2 sensor in adult patients with T1D. GV influenced the relationship between GMI and laboratory HbA1c.


2018 ◽  
Vol 14 (4) ◽  
pp. 395-403 ◽  
Author(s):  
Karem Mileo Felício ◽  
Ana Carolina Contente Braga de Souza ◽  
Joao Felicio Abrahao Neto ◽  
Franciane Trindade Cunha de Melo ◽  
Carolina Tavares Carvalho ◽  
...  

2019 ◽  
Vol 32 (2) ◽  
pp. 109-113 ◽  
Author(s):  
Ghufran Babar ◽  
Mark Clements ◽  
Hongying Dai ◽  
Geetha Raghuveer

Abstract Background Type-1 diabetes mellitus (T1DM) causes endothelial dysfunction and early atherosclerosis, which can result in premature coronary artery disease. The aim of this study was to determine the impact of glycemic control, vascular oxidative stress and inflammation on vascular health in adolescents with T1DM. Methods This was a cross-sectional study in adolescents with age- and sex-matched T1DM who were ≥12 years and were at least 2 years post-diagnosis. Recruitment was balanced to include individuals with hemoglobin A1c (HbA1c) ≤8.5% (n=27) or with HbA1c ≥9.5% (n=25). Biomarkers of inflammation were measured in the blood including C-reactive protein (CRP), interleukin-6 (IL-6), intercellular adhesion molecule-1 (ICAM-1), E-selectin, fibrinogen and tumor necrosis factor-α (TNF-α). Carotid intima media thickness (cIMT) and peripheral arterial tonometry (PAT) were assessed. Results Plasma E-selectin level was significantly different between the two groups with higher levels in the group with HbA1c ≥9.5% (65.0±27.7 ng/mL vs. 48.8±21.5 ng/mL, p=0.02). Though cIMT and PAT were not significantly different between the groups, Pearson correlation showed a significant direct relationship between rising HbA1c and mean right cIMT (p=0.02; r=0.37), PAT (p=0.03, r=0.31) and fibrinogen (p=0.03, r=0.03). Conclusions Elevated E-selectin level is an early marker of oxidative stress in T1DM patients with an elevated HbA1c level. Suboptimal glycemic control as evidenced by a rising HbA1c causes early atherosclerosis.


2021 ◽  
Vol 18 ◽  
Author(s):  
Emmanouil Benioudakis ◽  
Eleni Karlafti ◽  
Argyroula Kalaitzaki ◽  
Georgia Kaiafa ◽  
Christos Savopoulos ◽  
...  

Background: Type 1 Diabetes Mellitus (T1DM) is a chronic autoimmune disease, which is characterized by an increased prevalence worldwide, which, in fact, tends to take extensive dimensions. The recent rapid development of science and technology has significantly contributed to the improvement of the management of type 1 diabetes mellitus, both in achieving the required euglycaemic regulation and reducing the psychological burden associated with the disease, consequently improving the quality of life of the patients with type 1 diabetes mellitus. Methods: A literature review from 2010, related to the contribution of the modern insulin analogues, continuous glucose monitoring and the insulin pump, was performed using Scopus, ScienceDirect and PubMed databases. Results: Studies included in the review support a direct and indirect association of technological innovations with the quality of life. The use of type 1 diabetes mellitus technology was negatively associated with the frequency of the hypoglycaemias and the value of the glycosylated hemoglobin, while at the same time, the development and use of the related technology were highly associated with an improvement in the quality of life. Conclusion: Patients’ quality of life is an indicator of the management of type 1 diabetes mellitus, and it is just as important as glycaemic regulation. Through this review, it was concluded that a better quality of life of T1DM patients was associated with the improvement of glycosylated hemoglobin and hypoglycemic episodes.


2011 ◽  
Vol 68 (8) ◽  
pp. 650-654 ◽  
Author(s):  
Gordana Bukara-Radujkovic ◽  
Dragan Zdravkovic ◽  
Sinisa Lakic

Background/Aim. Balancing strict glycemic control with setting realistic goals for each individual child and family can optimize growth, ensure normal pubertal development and emotional maturation, and control long term complications in children with type 1 diabetes (T1DM). The aim of this study was to evaluate the efficacy of short-term continuous glucose monitoring system (CGMS) application in improvement of glycemic control in pediatric type 1 diabetes mellitus (T1DM) patients. Methods. A total of 80 pediatric T1DM patients were randomly assigned into the experimental and the control group. The experimental group wore CGMS sensor for 72 hours at the beginning of the study. Self-monitored blood glucose (SMBG) levels and hemoglobin A1c (HbA1c) levels were obtained for both groups at baseline, and at 3 and 6 months. Results. There was a significant improvement in HbA1c (p < 0.001), in both the experimental and the control group, without a significant difference between the groups. Nevertheless, after 6 months the improvement of mean glycemia was noticed only in the experimental group. This finding was accompanied with a decrease in the number of hyperglycemic events and no increase in the number of hypoglycemic events in the experimental group. Conclusions. The results suggest that the CGMS can be considered as a valuable tool in treating pediatric T1DM patients, however further research is needed to more accurately estimate to what extent, if any, it outperforms intensive self-monitoring of blood glucose.


2021 ◽  
Vol 12 (2) ◽  
Author(s):  
Saiprasad Onkareshwar Kavthekar ◽  
Vijay Tukaram Mali ◽  
Sachin Verma ◽  
Anil Bapurao Kurane ◽  
Nivedita Balasaheb Patil ◽  
...  

Background: Microalbuminuria is thought to be an early predictor of impending diabetic nephropathy, while glycosylated hemoglobin (HbA1c) is a biochemical marker of long-term glycemic control in children with type 1 diabetes mellitus (T1DM). Objectives: The study aimed to evaluate the prevalence of microalbuminuria and its association with HbA1c on admission and duration of diabetes. Also, changes in HbA1c level on admission and three months after admission were studied to assess diabetes control in children with T1DM. Methods: This prospective study was conducted among 38 children (< 18 years) diagnosed with TIDM presenting with clinical signs, symptoms, and biochemical parameters of DKA. The presence of microalbuminuria, HbA1c level, and the number of past episodes of DKA were recorded. HbA1c level was again estimated after three months. The resultant data was tabulated and analyzed statistically (P < 0.05). Results: Microalbuminuria and poor HbA1c control were observed in 18% and 60% of the sample population, respectively. A significant association was found between HbA1c > 9% (P = 0.032) and the duration of diabetes > 4 years (P = 0.032) and microalbuminuria. Significant improvement in glycemic control was noted from the time of admission to three months after admission (9.76 ± 2.77 vs. 7.75 ± 1.28; P = 0.00012). A significant difference was observed between past DKA episodes according to HbA1c control (P < 0.001). Conclusions: Microalbuminuria assessment is needed in T1DM children, especially those with HbA1c > 9% and duration of diabetes > four years, to evaluate diabetic nephropathy. Good glycemic control can be achieved with effective insulin therapy accompanied by appropriate counseling and regular follow-up.


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