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Comparison of Box Breathing and Rhythmic Breathing Techniques in Patients With Asthma (BRAS)

2026年7月17日 更新者:Riphah International University

Comparative Effects of Box and Rhythmic Breathing Techniques on Dyspnea, Pulmonary Functions, and Quality of Sleep Among Asthmatic Patients

Asthma is a chronic respiratory disease that can cause breathing difficulties, reduced lung function, and poor sleep quality. Breathing exercises are increasingly used as non-pharmacological interventions to improve respiratory symptoms and overall well-being in individuals with asthma.

This study aims to compare the effects of two breathing techniques, Box Breathing and Rhythmic Breathing, on dyspnea (breathlessness), pulmonary function, and quality of sleep in patients with asthma. Participants with asthma will be randomly assigned to receive either Box Breathing or Rhythmic Breathing exercises in addition to standard care. Both interventions will be performed three times per week for eight weeks.

The primary outcomes of this study include changes in dyspnea severity, pulmonary function measured by spirometry, and sleep quality assessed using validated questionnaires. The findings of this study may help determine which breathing technique is more effective and provide evidence for incorporating structured breathing exercises into asthma management programs.

調査の概要

状態

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詳細な説明

Asthma is a chronic inflammatory airway disease characterized by recurrent episodes of dyspnea, airflow limitation, and impaired quality of life. In addition to respiratory symptoms, many individuals with asthma experience sleep disturbances and reduced functional capacity. Breathing exercises have emerged as important non-pharmacological interventions that may improve respiratory control, autonomic regulation, and symptom perception.

Box Breathing and Rhythmic Breathing are structured breathing techniques that have shown potential benefits in respiratory rehabilitation. Box Breathing involves a controlled breathing pattern consisting of equal durations of inhalation, breath holding, exhalation, and breath holding. Rhythmic Breathing involves continuous and controlled breathing with a prolonged expiratory phase to promote respiratory efficiency and relaxation. However, limited evidence exists regarding the comparative effectiveness of these techniques in individuals with asthma.

The purpose of this study is to compare the effects of Box Breathing and Rhythmic Breathing on dyspnea, pulmonary function, and sleep quality among patients with asthma. Participants will receive standardized baseline respiratory care followed by either Box Breathing or Rhythmic Breathing interventions for eight weeks. The interventions are designed to improve breathing patterns, reduce breathlessness, enhance pulmonary function, and improve sleep quality.

This study aims to provide evidence regarding the effectiveness of structured breathing techniques as adjunctive interventions in asthma management. The findings may contribute to the development of evidence-based respiratory rehabilitation protocols and support the integration of breathing exercises into comprehensive asthma care programs.

研究の種類

介入

入学 (推定)

36

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。

研究連絡先

研究場所

    • Punjab Province
      • Lahore、Punjab Province、パキスタン、59300
        • Ittefaq Hospital and Ghurki Trust Hospital
        • コンタクト:
        • 主任研究者:
          • Ayesha Sehar, MS-CPPT

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

  • 大人

健康ボランティアの受け入れ

いいえ

説明

Inclusion Criteria:

  • Male and female patients diagnosed with asthma.
  • Age between 18 and 40 years.
  • Patients with mild to moderate asthma who are clinically stable.
  • Patients able to understand and follow breathing exercise instructions.
  • Patients willing to provide informed consent and participate in the study.

Exclusion Criteria:

  • Patients with severe or uncontrolled asthma.
  • Patients with acute asthma exacerbation during the study period.
  • Patients with other significant respiratory diseases (e.g., chronic obstructive pulmonary disease, pulmonary fibrosis).
  • Patients with severe cardiovascular, neurological, or musculoskeletal disorders that may interfere with participation.
  • Patients who are pregnant.
  • Patients unable to perform the breathing interventions or complete study assessments.
  • Patients participating in another structured respiratory rehabilitation or breathing exercise program.

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:処理
  • 割り当て:ランダム化
  • 介入モデル:並列代入
  • 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
実験的:Box Breathing Group A
Participants assigned to this arm received standardized baseline respiratory care followed by Box Breathing training. The Box Breathing technique consisted of inhaling for 4 seconds, holding the breath for 4 seconds, exhaling for 4 seconds, and holding the breath again for 4 seconds. The intervention was performed for 20 minutes per session, three sessions per week, for eight weeks. Short rest periods were provided as needed during the intervention.
Participants assigned to the Box Breathing intervention received a structured breathing exercise protocol following standardized baseline respiratory care. The Box Breathing technique consisted of inhalation for 4 seconds, breath holding for 4 seconds, exhalation for 4 seconds, and a second breath hold for 4 seconds (4-4-4-4 pattern). The intervention was administered for 20 minutes per session, three sessions per week, for eight weeks. Short rest periods were permitted after every 5-6 breathing cycles as needed. The intervention was performed in a quiet environment and aimed to improve respiratory control, reduce dyspnea, enhance ventilatory efficiency, and promote autonomic regulation.
実験的:Rhythmic Breathing Group
Participants assigned to this arm received standardized baseline respiratory care followed by Rhythmic Breathing training. The Rhythmic Breathing technique consisted of a controlled breathing pattern using a 4:6 ratio, with inhalation through the nose for 4 seconds and exhalation through the mouth for 6 seconds. The intervention was performed for 20 minutes per session, three sessions per week, for eight weeks. Short rest periods were provided as needed during the intervention.
Participants assigned to the Rhythmic Breathing intervention received a structured breathing exercise protocol following standardized baseline respiratory care. The Rhythmic Breathing technique consisted of a controlled breathing pattern using a 4:6 ratio, with inhalation through the nose for 4 seconds and exhalation through the mouth for 6 seconds. The intervention was administered for 20 minutes per session, three sessions per week, for eight weeks. Short rest periods were provided every 6-7 minutes as needed. The intervention was designed to promote respiratory efficiency, improve autonomic balance, reduce dyspnea, and enhance pulmonary function and sleep quality.

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
Dyspnea Severity
時間枠:Baseline and 8 weeks (post-intervention)
Dyspnea severity will be assessed using the Modified Borg Scale, a numerical rating scale ranging from 0 to 10, where higher scores indicate greater perceived breathlessness.
Baseline and 8 weeks (post-intervention)

二次結果の測定

結果測定
メジャーの説明
時間枠
Pulmonary Function (Forced Expiratory Volume in 1 Second [FEV₁])
時間枠:Baseline and 8 weeks (post-intervention)
Pulmonary function will be assessed using spirometry. Forced Expiratory Volume in 1 second (FEV₁) will be used to evaluate changes in lung function following the intervention.
Baseline and 8 weeks (post-intervention)
Sleep Quality
時間枠:Baseline and 8 weeks (post-intervention)
Sleep quality will be assessed using the Pittsburgh Sleep Quality Index (PSQI), a validated questionnaire measuring subjective sleep quality over the previous month. Lower scores indicate better sleep quality.
Baseline and 8 weeks (post-intervention)

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:Humera Ayub, MS-CPPT、Riphah International University

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 (推定)

2026年7月1日

一次修了 (推定)

2026年12月10日

研究の完了 (推定)

2026年12月10日

試験登録日

最初に提出

2026年7月17日

QC基準を満たした最初の提出物

2026年7月17日

最初の投稿 (実際)

2026年7月21日

学習記録の更新

投稿された最後の更新 (実際)

2026年7月21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17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

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?

いいえ

IPD プランの説明

Individual participant data (IPD) collected during this study will not be made publicly available. The decision not to share IPD is based on the need to protect participant privacy and confidentiality, as the informed consent process did not include provisions for public data sharing. Only aggregate and de-identified study findings will be reported and published.

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この情報は、Web サイト clinicaltrials.gov から変更なしで直接取得したものです。研究の詳細を変更、削除、または更新するリクエストがある場合は、register@clinicaltrials.gov。 までご連絡ください。 clinicaltrials.gov に変更が加えられるとすぐに、ウェブサイトでも自動的に更新されます。

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