scholarly journals Impact of isolated high home systolic blood pressure on diabetic nephropathy in patients with type 2 diabetes mellitus: A 5-year prospective cohort study

2020 ◽  
Author(s):  
Nobuko Kitagawa ◽  
NORIYUKI KITAGAWA ◽  
Emi Ushigome ◽  
Hidetaka Ushigome ◽  
Isao Yokota ◽  
...  

Abstract Background A previous 2-year cohort study has shown that isolated high home systolic blood pressure (IH-HSBP) may increase the risk of diabetic nephropathy. However, this association has not been previously assessed over medium to long term. Methods This prospective 5-year cohort study of 424 patients with normoalbuminuria investigated the effect of IH-HSBP on the risk of diabetic nephropathy in patients with type 2 diabetes mellitus. Diabetic nephropathy was defined as advancement from normoalbuminuira to micro- or macroalbuminuria. Results Among 424 patients, 75 developed diabetic nephropathy during the study period. Adjusted odds ratio of developing diabetic nephropathy because of IH-HSBP was 2.39 (95% confidence interval 1.15–4.96, p = 0.02). Sex; body mass index; duration of diabetes mellitus; and levels of hemoglobin A1c, total cholesterol, creatinine; and use of renin-angiotensin-aldosterone system inhibitors were included in the model as covariates. Conclusions IH-HSBP was associated with an increased risk of diabetic nephropathy among type 2 diabetes mellitus patients with normoalbuminuria over medium to long term. These findings suggest that IH-HSBP might be a useful marker in disease prognostication.

2021 ◽  
Vol 10 (9) ◽  
pp. 1929
Author(s):  
Nobuko Kitagawa ◽  
Noriyuki Kitagawa ◽  
Emi Ushigome ◽  
Hidetaka Ushigome ◽  
Isao Yokota ◽  
...  

Background: A previous 2-year cohort study has shown that isolated high home systolic blood pressure (IH-HSBP) may increase the risk of diabetic nephropathy, using normal HBP as a reference. However, this association has not been previously assessed in the medium to long term. Methods: This prospective 5-year cohort study of 424 patients, with normal or mildly increased albuminuria, investigated the effect of IH-HSBP on the risk of diabetic nephropathy in patients with type 2 diabetes mellitus. Diabetic nephropathy was defined as an advancement from normal or mildly increased albuminuira to moderate or severely increased albuminuria. Results: Among 424 patients, 75 developed diabetic nephropathy during the study period. The adjusted odds ratio for developing diabetic nephropathy given IH-HSBP was 2.39 (95% confidence interval, 1.15–4.96, p = 0.02). The odds ratio for developing nephropathy in patients with IH-HSBP younger than 65 years was higher than that in patients with IH-HSBP older than 65 years. Conclusion: IH-HSBP was associated with an increased risk of diabetic nephropathy among type 2 diabetes mellitus patients with normal or mildly increased albuminuria in the medium to long term. The results support and strengthen previous reports. These findings suggest that IH-HSBP might be a useful marker in disease prognostication.


Circulation ◽  
2014 ◽  
Vol 130 (suppl_2) ◽  
Author(s):  
Pablo Lapuerta ◽  
Paul Strumph ◽  
Philip Banks ◽  
Ikenna Ogbaa ◽  
Brian Zambrowicz ◽  
...  

Introduction: Selective sodium-glucose cotransporter 2 (SGLT2) inhibitors target only the kidney, and they have reduced efficacy when patients with type 2 diabetes mellitus (T2DM) have renal impairment (RI). LX4211 blocks sodium and glucose absorption in the gastrointestinal tract by inhibition of SGLT1, and it enhances urinary sodium and glucose excretion in the urine through inhibition of SGLT2. The dual SGLT1/2 action of LX4211 was anticipated to reduce systolic blood pressure (SBP) in addition to improving glucose control in the setting of RI. Methods: This analysis explored the effect of LX4211 on SBP in a clinical trial of patients with T2DM and moderate to severe RI. Patients (N=31) were randomly assigned to be treated with LX4211 (400 mg, N=16) or placebo (N=15) qd for 7 consecutive days. Postprandial glucose levels after a standard high glucose meal served as the primary measure of pharmacodynamic activity. Baseline and Day 8 trough SBP measures were each an average of 3 seated assessments. Results: Mean baseline characteristics included age 66.4 years, estimated glomerular filtration rate (eGFR) 43.4 mL/min/1.73 m 2 , and SBP 130.9 mmHg. Postprandial glucose area under the curve (sampled from pre-dose to 4 hours post meal) was reduced from Baseline to Day 7 by 169.3 mg*hr/dL on LX4211 compared to placebo (p=0.003). Day 8 SBP reductions were 11.4 mmHg on LX4211 and 0.0 mmHg on placebo (p=0.045 for difference between groups). Patients with greater RI (eGFR <45 mL/min/1.73 m2) treated with LX4211 (N=6) had a 10.5 mmHg SBP reduction compared to 0.3 mmHg on placebo (N=9). The difference between seated and standing SBP did not change with LX4211 (0.0 mmHg change, Day 8 vs. Baseline). There were no reports of hypotension, hypovolemia, no serious adverse events, and no patient discontinued due to an adverse event. Mild hypoglycemia was reported in 1 LX4211 patient compared to 2 placebo patients. Conclusions: LX4211 may reduce SBP and enhance glycemic control in T2DM patients with moderate to severe RI.


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