| 試験進捗状況 | 一般募集中/Open public recruiting |
| UMIN試験ID | UMIN000048432 |
| 受付番号 | R000055192 |
| 科学的試験名 | 活性型ビタミンDによる境界型糖尿病から2型糖尿病への発症予防効果についての検討 (第IV相、多施設共同、無作為割付、二重盲検、プラセボ対照、並行群間試験) |
| 一般公開日(本登録希望日) | 2022/07/22 |
| 最終更新日 | 2022/07/22 (1版) |
| 基本情報/Basic information | |||
| 一般向け試験名/Public title | 活性型ビタミンDによる境界型糖尿病から2型糖尿病への発症予防効果についての検討
(第IV相、多施設共同、無作為割付、二重盲検、プラセボ対照、並行群間試験) |
The effect of active vitamin D on reducing the development of type 2 diabetes from prediabetes (Phase IV, multicenter, randomized, double-blind, placebo controlled, and parallel group comparison) | |
| 一般向け試験名略称/Acronym | DPVD plus試験
(第IV相、多施設共同、無作為割付、二重盲検、プラセボ対照、並行群間試験) |
DPVD plus (Diabetes Prevention with active Vitamin D-for Patients with Low insUlin Secretion) trial (Phase IV, multicenter, randomized, double-blind, placebo controlled, and parallel group comparison) | |
| 科学的試験名/Scientific Title | 活性型ビタミンDによる境界型糖尿病から2型糖尿病への発症予防効果についての検討
(第IV相、多施設共同、無作為割付、二重盲検、プラセボ対照、並行群間試験) |
The effect of active vitamin D on reducing the development of type 2 diabetes from prediabetes (Phase IV, multicenter, randomized, double-blind, placebo controlled, and parallel group comparison) | |
| 科学的試験名略称/Scientific Title:Acronym | DPVD plus試験
(第IV相、多施設共同、無作為割付、二重盲検、プラセボ対照、並行群間試験) |
DPVD plus (Diabetes Prevention with active Vitamin D-for Patients with Low insUlin Secretion) trial (Phase IV, multicenter, randomized, double-blind, placebo controlled, and parallel group comparison) | |
| 試験実施地域/Region |
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| 対象疾患/Condition | |||||
| 対象疾患名/Condition | 境界型糖尿病 (IFG、IGT) | prediabetes (impaired fasting glucose and/or impaired glucose tolerance) | |||
| 疾患区分1/Classification by specialty |
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| 疾患区分2/Classification by malignancy | 悪性腫瘍以外/Others | ||||
| ゲノム情報の取扱い/Genomic information | いいえ/NO | ||||
| 目的/Objectives | ||
| 目的1/Narrative objectives1 | 境界型糖尿病患者を対象として、活性型ビタミンDによる2型糖尿病の発症予防効果についてプラセボと比較検討する。 | The purpose of this trial is to evaluate the effect of active vitamin D to reduce the progression from prediabetes to type 2 diabetes, as compared with placebo. |
| 目的2/Basic objectives2 | 安全性/Safety | |
| 目的2 -その他詳細/Basic objectives -Others | ||
| 試験の性質1/Trial characteristics_1 | 探索的/Exploratory | |
| 試験の性質2/Trial characteristics_2 | 説明的/Explanatory | |
| 試験のフェーズ/Developmental phase | 第Ⅳ相/Phase IV | |
| 評価/Assessment | ||
| 主要アウトカム評価項目/Primary outcomes | 3年後の境界型糖尿業から2型糖尿病への移行率 | The development of type 2 diabetes from prediabetes between the two groups after 3-year treatment. |
| 副次アウトカム評価項目/Key secondary outcomes | 1.境界型糖尿病から正常型への移行
2.治療群(エディロール群かプラセボ群か)と各交絡因子:年齢・性別・血圧・BMI・糖尿病家族歴・HbA1c・空腹時血糖・2時間血糖・25(OH)D・1,25(OH)2Dにて補正後の 2型糖尿病発症率 3.年齢・性別・高血圧の有無・肥満の有無・糖尿病家族歴・HbA1c・空腹時血糖・2時間血糖・25(OH)D・1,25(OH)Dにおけるサブグループでの2型糖尿病の発症率 4.両群における副反応の発症率 |
1. The improvement ratio from prediabetes to normoglycemia.
2. The incidence of type 2 diabetes after adjusting for treatment group (eldecalcitol or placebo) and confounding factors at baseline: age, sex (male/female), presence or absence of hypertension (systolic 140 or more mmHg and/or diastolic 90 or more mmHg), body mass index, family history of diabetes (yes / no), HbA1c, fasting plasma glucose, 2-hour plasma glucose, 25-hydroxy vitamin D, and 1,25-dihydroxy vitamin D. 3. The incidence of type 2 diabetes in each subgroup at baseline variables: age (more or less 65 years), sex (male/female), obesity (BMI more or less 25 kg/m2), presence or absence of hypertension (systolic more 140 mmHg and/or diastolic more 90 mmHg), family history of diabetes (yes / no), fasting plasma glucose (more or less 110 mg/dl), 2-hour plasma glucose (more or less 170 mg/dl), 25-hydroxy vitamin D (more or less 20 ng/ml), and 1,25-dihydroxy vitamin D (more or less 20 pg/ml). 4. The incidence of adverse events between the two groups. |
| 基本事項/Base | ||
| 試験の種類/Study type | 介入/Interventional | |
| 試験デザイン/Study design | ||
| 基本デザイン/Basic design | 並行群間比較/Parallel | |
| ランダム化/Randomization | ランダム化/Randomized | |
| ランダム化の単位/Randomization unit | 個別/Individual | |
| ブラインド化/Blinding | 二重盲検/Double blind -all involved are blinded | |
| コントロール/Control | プラセボ・シャム対照/Placebo | |
| 層別化/Stratification | はい/YES | |
| 動的割付/Dynamic allocation | はい/YES | |
| 試験実施施設の考慮/Institution consideration | 施設をブロックとみなしている/Institution is considered as a block. | |
| ブロック化/Blocking | はい/YES | |
| 割付コードを知る方法/Concealment | 中央登録/Central registration | |
| 介入/Intervention | |||
| 群数/No. of arms | 2 | ||
| 介入の目的/Purpose of intervention | 予防・検診・検査/Prevention | ||
| 介入の種類/Type of intervention |
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| 介入1/Interventions/Control_1 | エルデカルシトール0.75μgカプセルを1日1回 内服、3年間以上継続。ただし2型糖尿病と診断された時点で終了。 また両群で合計903名の患者が登録終了してから1年経過時点で1回目、3年間で予想される糖尿病発症人数161人の60%(97名)の患者が糖尿病を発症した時点で2回目の中間解析を実施。 | Participants take 0.75 mcg of eldecalcitol capsule once daily for at least 3 years. However, the study will be ended when a patient is diagnosed with type 2 diabetes. First interim analysis will be performed after one year of enrollment of all 903 participants. A second interim analysis will be performed when 60% (97 patients) of the 161 patients, who are expected to develop diabetes during the 3-year period, develop type 2 diabetes. | |
| 介入2/Interventions/Control_2 | プラセボカプセルを1日1回内服、3年間以上継続。ただし2型糖尿病と診断された時点で終了。 また両群で合計903名の患者が登録終了してから1年経過時点で1回目、3年間で予想される糖尿病発症人数161人の60%(97名)の患者が糖尿病を発症した時点で2回目の中間解析を実施。 | Participants take placebo capsule once daily for at least 3 years. However, the study will be ended when a patient is diagnosed with type 2 diabetes. First interim analysis will be performed after one year of enrollment of all 903 participants. A second interim analysis will be performed when 60% (97 patients) of the 161 patients, who are expected to develop diabetes during the 3-year period, develop type 2 diabetes. | |
| 介入3/Interventions/Control_3 | |||
| 介入4/Interventions/Control_4 | |||
| 介入5/Interventions/Control_5 | |||
| 介入6/Interventions/Control_6 | |||
| 介入7/Interventions/Control_7 | |||
| 介入8/Interventions/Control_8 | |||
| 介入9/Interventions/Control_9 | |||
| 介入10/Interventions/Control_10 | |||
| 適格性/Eligibility | |||||
| 年齢(下限)/Age-lower limit |
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| 年齢(上限)/Age-upper limit |
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| 性別/Gender | 男女両方/Male and Female | ||||
| 選択基準/Key inclusion criteria | 1. 75g OGTTで空腹時血糖 ≦125mg/dlかつ負荷後2時間値が140~199mg/dl・・・IGT
または、75g OGTTで空腹時血糖100~125mg/dlかつ負荷後2時間値が≦199mg/dl・・・IFG 2. HbA1c < 6.5% 3. 更に、空腹時IRI≦5.6 mcrU/mLかつHOMA-β≦44% |
1. fasting plasma glucose level of <=125mg/dL and 2-hour plasma glucose level of 140 to 199mg/dl in a 75g oral glucose tolerance test (impaired glucose tolerance, IGT).
OR fasting plasma glucose level of 100 to 125mg/dL and 2-hour plasma glucose level of <=199mg/dl in a 75g oral glucose tolerance test (impaired fasting glucose, IFG). 2. HbA1c < 6.5% 3. fasting IRI <=5.6mcU/mL and HOMA-beta <=44.0%. |
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| 除外基準/Key exclusion criteria | 1. 他の臨床試験に参加している
2. 糖尿病と診断された既往がある 3. 耐糖能異常に対し既に薬物治療を開始している 4. 妊娠、精神障害、膠原病、肝心機能障害、心疾患脳血管障害、その他重篤な合併症を発症しており、主治医が参加に不適当と認めた患者 |
Participants are ineligible if they meet any of the following criteria: have a history of diabetes; participate in other clinical trials; have a history of taking anti-diabetes drugs, other active vitamin D, and/or bisphosphonates within the past three months; are pregnant; have coronary, peripheral, or cerebrovascular disease; or have some types of severe diseases (e.g., mental disorder, collagen disease, renal insufficiency, hepatic insufficiency, or terminal disease). | |||
| 目標参加者数/Target sample size | 904 | ||||
| 責任研究者/Research contact person | ||||||||||||||
| 責任研究者/Name of lead principal investigator |
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| 所属組織/Organization | 産業医科大学 | University of Occupational and Environmental Health | ||||||||||||
| 所属部署/Division name | 第一内科 | First Department of Internal Medicine | ||||||||||||
| 郵便番号/Zip code | 807-8556 | |||||||||||||
| 住所/Address | 北九州市八幡西区医生ケ丘1-1 | 1-1 Iseigaoka, Yahatanishi, Kitakyushu | ||||||||||||
| 電話/TEL | 093-603-1611 | |||||||||||||
| Email/Email | k-tetsuy@med.uoeh-u.ac.jp | |||||||||||||
| 試験問い合わせ窓口/Public contact | ||||||||||||||
| 試験問い合わせ窓口担当者/Name of contact person |
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| 組織名/Organization | 新小文字病院 | Shin Komonji Hospital | ||||||||||||
| 部署名/Division name | 内分泌糖尿病内科 | Endocrinology and Diabetes | ||||||||||||
| 郵便番号/Zip code | 800-0057 | |||||||||||||
| 住所/Address | 北九州市門司区大里新町2-5 | 2-5 Dairishinmachi, Moji, Kitakyushu | ||||||||||||
| 電話/TEL | 093-391-1001 | |||||||||||||
| 試験のホームページURL/Homepage URL | ||||||||||||||
| Email/Email | dpvdtrial@mbox.med.uoeh-u.ac.jp | |||||||||||||
| 実施責任組織/Sponsor | ||
| 機関名/Institute | その他 | Shin Komonji Hospital
Department of Endocrinology and Diabetes |
| 機関名/Institute (機関選択不可の場合) |
新小文字病院 | |
| 部署名/Department | 内分泌糖尿病内科 | |
| 研究費提供組織/Funding Source | ||
| 機関名/Organization | その他 | University of Occupational and Environmental Health |
| 機関名/Organization (機関選択不可の場合) |
産業医科大学 | |
| 組織名/Division | ||
| 組織の区分/Category of Funding Organization | 自己調達/Self funding | |
| 研究費拠出国/Nationality of Funding Organization | ||
| その他の関連組織/Other related organizations | ||
| 共同実施組織/Co-sponsor | ||
| その他の研究費提供組織/Name of secondary funder(s) | ||
| IRB等連絡先(公開)/IRB Contact (For public release) | ||
| 組織名/Organization | 新小文字病院 | Shin Komonji Hospital |
| 住所/Address | 北九州市門司区大里新町2-5 | 2-5 Dairishinmachi, Moji, Kitakyushu |
| 電話/Tel | 093-391-1001 | |
| Email/Email | dpvdtrial@mbox.med.uoeh-u.ac.jp | |
| 他機関から発行された試験ID/Secondary IDs | ||
| 他機関から発行された試験ID/Secondary IDs | いいえ/NO | |
| 試験ID1/Study ID_1 | ||
| ID発行機関1/Org. issuing International ID_1 | ||
| 試験ID2/Study ID_2 | ||
| ID発行機関2/Org. issuing International ID_2 | ||
| 治験届/IND to MHLW | ||
| 試験実施施設/Institutions | ||
| 試験実施施設名称/Institutions | ||
| その他の管理情報/Other administrative information | ||||||||
| 一般公開日(本登録希望日)/Date of disclosure of the study information |
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| 関連情報/Related information | ||
| プロトコル掲載URL/URL releasing protocol | ||
| 試験結果の公開状況/Publication of results | 未公表/Unpublished | |
| 結果/Result | ||
| 結果掲載URL/URL related to results and publications | ||
| 組み入れ参加者数/Number of participants that the trial has enrolled | ||
| 主な結果/Results | ||
| 主な結果入力日/Results date posted | ||
| 結果掲載遅延/Results Delayed | ||
| 結果遅延理由/Results Delay Reason | ||
| 最初の試験結果の出版日/Date of the first journal publication of results | ||
| 参加者背景/Baseline Characteristics | ||
| 参加者の流れ/Participant flow | ||
| 有害事象/Adverse events | ||
| 評価項目/Outcome measures | ||
| 個別症例データ共有計画/Plan to share IPD | ||
| 個別症例データ共有計画の詳細/IPD sharing Plan description | ||
| 試験進捗状況/Progress | ||||||||
| 試験進捗状況/Recruitment status | 一般募集中/Open public recruiting | |||||||
| プロトコル確定日/Date of protocol fixation |
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| 倫理委員会による承認日/Date of IRB |
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| 登録・組入れ開始(予定)日/Anticipated trial start date |
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| フォロー終了(予定)日/Last follow-up date |
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| 入力終了(予定)日/Date of closure to data entry | ||||||||
| データ固定(予定)日/Date trial data considered complete | ||||||||
| 解析終了(予定)日/Date analysis concluded | ||||||||
| その他/Other | ||
| その他関連情報/Other related information | ||
| 管理情報/Management information | ||||||||
| 登録日時/Registered date |
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| 最終更新日/Last modified on |
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| 閲覧ページへのリンク/Link to view the page | |
| URL(日本語) | https://center6.umin.ac.jp/cgi-open-bin/ctr/ctr_view.cgi?recptno=R000055192 |
| URL(英語) | https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000055192 |