Short-Term Intensive Insulin Therapy in Persons with Newly Presenting Type 2 Diabetes Mellitus

Author(s):  
Wen Xu ◽  
David Owens ◽  
Jianpiang Weng
Author(s):  
Thanitsara Rittiphairoj ◽  
Krit Pongpirul ◽  
Kantima Janchot ◽  
Noel T Mueller ◽  
Tianjing Li

ABSTRACT This systematic review aimed to evaluate the effectiveness and safety of probiotics for glycemic control in adults with impaired glucose control, including prediabetes and type 2 diabetes mellitus (T2DM). We searched PubMed, Embase, and Cochrane databases, and trial registries up to February 2019. We included randomized controlled trials (RCTs) of participants with prediabetes or T2DM. Eligible trials compared probiotics versus either placebo, no intervention, or comparison probiotics, or compared synbiotics versus prebiotics. Primary outcomes were mean change in fasting blood glucose (FBG) and glycated hemoglobin (HbA1c) from baseline to short term (<12 wk) and long term (≥12 wk). We performed meta-analyses using the random-effects model. We included 28 RCTs (1947 participants). Overall, probiotics reduced FBG more than the placebo/no intervention group with a mean difference (MD) of –12.99 mg/dL (95% CI: –23.55, –2.42; P value: 0.016) over the short term; and –2.99 mg/dL (95% CI: –5.84, –0.13; P value: 0.040) over the long term. There was also some evidence for reduced HbA1c in the probiotics group at both short term (MD: –0.17; 95% CI: –0.37, 0.02; P value: 0.084) and long term (MD: –0.14; 95% CI: –0.34, 0.06; P value: 0.172), however, these did not reach statistical significance possibly because only a few trials reported HbA1c as an outcome. Subgroup analyses showed a greater reduction in HbA1c in participants not receiving insulin therapy than those receiving insulin therapy. Furthermore, the effect of probiotics on the reduction of FBG was more pronounced in participants with FBG >130 mg/dL and those not receiving insulin therapy than their counterparts. Probiotics were also effective in lowering serum cholesterol over the short and long term. In conclusion, we found that probiotics may have a glucose-lowering effect in T2DM participants. The effect appeared to be stronger in participants with poorly controlled diabetes and those not on insulin therapy. Systematic review registration: CRD42019121682.


2020 ◽  
Vol 4 (Supplement_1) ◽  
Author(s):  
Madhuri Patil ◽  
Uma Gunasekaran

Abstract In patients with type 2 diabetes mellitus (T2DM), dysfunction of β-cells starts years before the diagnosis of T2DM and rapidly worsens after overt hyperglycemia. Use of short-term intensive insulin therapy (STIIT) at the time of diagnosis of overt hyperglycemia has shown clinical recovery of β-cells for up to 2 years. A systematic literature review of studies looking for the effect of STIIT, used within two years of diagnosis of T2DM, on the duration from relapse of hyperglycemia to eventual insulin dependence is presented in this abstract. The key phrases ‘type 2 diabetes mellitus’, ‘short-term insulin therapy’, ‘β-cell failure’, and ‘permanent insulin dependence’ were used to search English literature. For simplicity the duration of diabetes in these studies was divided into three periods: Period 1- Diagnosis of T2DM to initiation of STIIT, Period 2- End of STIIT until relapse of hyperglycemia i.e. total glycemic remission period, and Period 3- Relapse of hyperglycemia to permanent dependence on insulin therapy. Studies were excluded if all of their participants had diagnosis of T2DM for more than 2 years at the time of inclusion, i.e., if period 1 was more than 2 years. Six clinical trials involving STIIT were identified (Period 2). No studies that examined the clinical course of T2DM in their patients beyond the relapse of hyperglycemia (Period 3) were identified. This literature review identified a lack of data about this important clinical question- do ‘recovered’ β-cells from STIIT exhibit a better response to non-insulin therapies after the end of period 2 and, hence, delay the secondary β-cell failure in period 3? There is a need to conduct studies with longer follow up to characterize the differences in the disease course between patients treated with STIIT and patients treated with non-insulin therapies. This can help us understand scope of STIIT beyond the initial functional remission of β-cells.


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