Impact of Optimised Protein Intake on Household Work Limitations and Disability in Rheumatoid Arthritis
2026年7月27日 更新者：Satguru Partap Singh Hospitals
The goal of this clinical trial is to learn if optimised protein intake improves household work capacity and overall functional status in women with rheumatoid arthritis. It will also assess the safety and tolerability of dietary protein supplementation. The main questions it aims to answer are:
Does optimised protein intake reduce household work limitations measured by the Household Work Limitations Questionnaire (HOWL-Q)?
Does optimised protein intake improve overall functional disability measured by the Health Assessment Questionnaire-Disability Index (HAQ-DI)?
What side effects or tolerability issues do participants experience with dietary protein modification and supplementation?
Researchers compared participants receiving structured dietary counselling and protein supplementation (targeting 1.0 g/kg/day) to their baseline protein intake to determine if the intervention improves functional outcomes in women with stable rheumatoid arthritis on disease-modifying antirheumatic drugs.
調査の概要
状態
完了
条件
研究の種類
介入
入学 (実際)
120
段階
- 適用できない
連絡先と場所
このセクションには、調査を実施する担当者の連絡先の詳細と、この調査が実施されている場所に関する情報が記載されています。
研究場所
-
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Punjab
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Ludhiana、Punjab、インド、141003
- Satguru Partap Singh Hospitals
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参加基準
研究者は、適格基準と呼ばれる特定の説明に適合する人を探します。これらの基準のいくつかの例は、人の一般的な健康状態または以前の治療です。
適格基準
就学可能な年齢
- 子
- 大人
- 高齢者
健康ボランティアの受け入れ
いいえ
説明
Inclusion Criteria:
Women aged equal to or more than 18 years with rheumatoid arthritis diagnosed according to American College of Rheumatology/European League Against Rheumatism 2010 criteria
Exclusion Criteria:
Males
Unstable disease requiring DMARD modification during the study period
Overlap connective tissue disease
Chronic kidney disease stage 3 or above
研究計画
このセクションでは、研究がどのように設計され、研究が何を測定しているかなど、研究計画の詳細を提供します。
研究はどのように設計されていますか？
デザインの詳細
- 主な目的：支持療法
- 割り当て：なし
- 介入モデル：単一グループの割り当て
- マスキング：なし（オープンラベル）
武器と介入
参加者グループ / アーム |
介入・治療 |
|---|---|
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実験的：Protein Optimisation Improves Household Work and Functional Status in RA
Participants received a 12-week dietary intervention comprising two components: (1) Individualised dietary counselling in preferred language (Hindi, Punjabi, or English) promoting increased protein-rich foods including plant-based sources (legumes, soybean, nuts, seeds) and animal-based sources (eggs, milk, yogurt, paneer, meat, fish) within cultural dietary preferences; (2) Commercial protein supplementation (whey protein isolate 20-25g per serving or fortified nutritional beverages ≥15g protein per serving) for participants demonstrating resistance to dietary modification alone.
Intervention targeted 1.0 g/kg/day protein intake.
All participants maintained unchanged disease-modifying antirheumatic drug regimens throughout.
Assessments performed at baseline and 12 weeks.
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Dietary Protein Optimisation Intervention targeting 1.0 g/kg/day.
Two components: (1) Individualised dietary counselling promoting increased protein-rich foods including legumes, soybean, nuts, seeds, eggs, milk, yogurt, paneer, and fish, tailored to cultural dietary preferences and delivered in Hindi, Punjabi, or English; (2) Commercial protein supplementation (whey protein isolate 20-25g/serving or fortified nutritional beverages ≥15g protein/serving) for participants with dietary modification resistance.
Administered over 12 weeks.
All participants maintained stable disease-modifying antirheumatic drug regimens throughout.
Dietary assessment via 3-day recall at baseline and 7-day recall at 12 weeks.
他の名前：
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この研究は何を測定していますか？
主要な結果の測定
結果測定 |
メジャーの説明 |
時間枠 |
|---|---|---|
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Change in Household Work Limitations measured by Household Work Limitations Questionnaire (HOWL-Q)
時間枠：12 weeks
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Household Work Limitations measured using Household Work Limitations Questionnaire (HOWL-Q).
A 41-item instrument assessing functional limitations across five domains: housekeeping, object interaction, care for others, personal motion and transportation, and manual dexterity.
Each item scored 0-3; domain scores calculated as highest item score per domain; global HOWL-Q score transformed to 0-10 scale (0=best, 10=worst).
Primary outcome: change from baseline to 12 weeks.
HOWL-Q captures household-specific functional limitations not measured by generic disability scales (HAQ-DI), directly relevant to women's household responsibilities and quality of life.
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12 weeks
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Change in Overall Functional Disability measured by Health Assessment Questionnaire-Disability Index (HAQ-DI)
時間枠：12 weeks
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Overall Functional Disability measured using Health Assessment Questionnaire-Disability Index (HAQ-DI).
An 8-domain self-report instrument measuring disability across dressing, arising, eating, walking, hygiene, reach, grip, and activities of daily living.
Each domain scored 0-3; final score calculated as mean of eight domains (range 0-3), with lower scores indicating better function.
Minimally clinically important difference 0.22 points.
Primary outcome: change from baseline to 12 weeks.
HAQ-DI demonstrates excellent test-retest reliability (intraclass correlation >0.95) and internal consistency (Cronbach's alpha >0.90), established as standard functional disability measure in rheumatoid arthritis research.
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12 weeks
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協力者と研究者
ここでは、この調査に関係する人々や組織を見つけることができます。
捜査官
- 主任研究者：Manmeet Singh, MBBS、Satguru Partal Singh Hospitals
出版物と役立つリンク
研究に関する情報を入力する責任者は、自発的にこれらの出版物を提供します。これらは、研究に関連するあらゆるものに関するものである可能性があります。
一般刊行物
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研究記録日
これらの日付は、ClinicalTrials.gov への研究記録と要約結果の提出の進捗状況を追跡します。研究記録と報告された結果は、国立医学図書館 (NLM) によって審査され、公開 Web サイトに掲載される前に、特定の品質管理基準を満たしていることが確認されます。
主要日程の研究
研究開始 (実際)
2024年4月1日
一次修了 (実際)
2025年9月15日
研究の完了 (実際)
2025年9月15日
試験登録日
最初に提出
2026年7月21日
QC基準を満たした最初の提出物
2026年7月27日
最初の投稿 (実際)
2026年7月30日
学習記録の更新
投稿された最後の更新 (実際)
2026年7月30日
QC基準を満たした最後の更新が送信されました
2026年7月27日
最終確認日
2026年7月1日
詳しくは
本研究に関する用語
追加の関連 MeSH 用語
その他の研究ID番号
- DMS/SPS-I/2024/96
個々の参加者データ (IPD) の計画
個々の参加者データ (IPD) を共有する予定はありますか?
はい
IPD プランの説明
De-identified participant-level data (PDF) with HAQ-DI, HOWL-Q, DAS28 category, protein intake, adherence.
IPD 共有時間枠
21-07-2026 to 20-07-2031
IPD 共有アクセス基準
Public via OSF under CC BY 4.0; citation required.
IPD 共有サポート情報タイプ
- STUDY_PROTOCOL
- SAP
- CSR
試験データ・資料
医薬品およびデバイス情報、研究文書
米国FDA規制医薬品の研究
いいえ
米国FDA規制機器製品の研究
いいえ
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