Pioglitazone Decreases Carotid Intima-Media Thickness Independently of Glycemic Control in Patients With Type 2 Diabetes Mellitus

  • M.R. Langenfeld
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • T. Forst
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • C. Hohberg
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • P. Kann
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • G. Lübben
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • T. Konrad
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • S.D. Füllert
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • C. Sachara
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.
  • A. Pfützner
    From the Institute of Clinical Research and Development, Mainz (M.R.L., T.F., C.H., A.P.); Division of Endocrinology and Diabetology, Philipps University Medical School, Marburg (P.K.); Takeda Pharma, Aachen (G.L.); Institut für Stoffwechselforschung, Frankfurt (T.K., S.D.F.); ClinResearch GmbH, Cologne (C.S.); and University of Applied Sciences, Rheinbach (A.P.), Germany.

書誌事項

タイトル別名
  • Results From a Controlled Randomized Study

抄録

<jats:p> <jats:bold> <jats:italic>Background—</jats:italic> </jats:bold> Patients with type 2 diabetes mellitus are at high risk of cardiovascular disease. Carotid intima-media thickness (IMT) is a strong predictor of myocardial infarction and stroke. </jats:p> <jats:p> <jats:bold> <jats:italic>Methods and Results—</jats:italic> </jats:bold> We compared the effects of pioglitazone-based therapy (45 mg/d) and glimepiride-based treatment (2.7±1.6 mg/d) for 12 and 24 weeks on metabolic control (HbA <jats:sub>1c</jats:sub> ), insulin resistance (homeostasis model assessment), and carotid IMT (B-mode ultrasonography) in a randomized controlled study in 173 orally treated patients with type 2 diabetes (66 women, 107 men; mean±SD age, 62.6±7.9 years; body mass index, 31.8±4.6 kg/m <jats:sup>2</jats:sup> ; HbA <jats:sub>1c</jats:sub> , 7.5±0.9%). Treatment was generally well tolerated in both groups. Despite similar improvements in metabolic control (HbA <jats:sub>1c</jats:sub> ) after 24 weeks (−0.8±0.9% [pioglitazone] versus −0.6±0.8% [glimepiride]; <jats:italic>P</jats:italic> =NS), carotid IMT was reduced only in the pioglitazone group after 12 weeks (−0.033±0.052 versus −0.002±0.047 mm [glimepiride]; <jats:italic>P</jats:italic> <0.01 between groups) and 24 weeks (−0.054±0.059 versus −0.011±0.058 mm [glimepiride]; <jats:italic>P</jats:italic> <0.005 between groups). Insulin resistance was also improved only in the pioglitazone group (homeostasis model assessment, −2.2±3.4 versus −0.3±3.3; <jats:italic>P</jats:italic> <0.0001 between groups). Reduction of IMT correlated with improvement in insulin resistance ( <jats:italic>r</jats:italic> =0.29, <jats:italic>P</jats:italic> <0.0005) and was independent of improvement in glycemic control ( <jats:italic>r</jats:italic> =0.03, <jats:italic>P</jats:italic> =0.68). </jats:p> <jats:p> <jats:bold> <jats:italic>Conclusions—</jats:italic> </jats:bold> We found a substantial regression of carotid IMT, independent of improved glycemic control, after 12 and 24 weeks of pioglitazone treatment. This finding may have important prognostic implications for patients with type 2 diabetes mellitus. </jats:p>

収録刊行物

  • Circulation

    Circulation 111 (19), 2525-2531, 2005-05-17

    Ovid Technologies (Wolters Kluwer Health)

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