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Completed

NCT Number: NCT03292523

Work Productivity in Hyperventilation Syndrome

Hyperventilation syndrome is associated with impaired quality of life. The aim of the study is to assess the relationship between work productivity, including absenteeism and presenteeism, and the severity of hyperventilation syndrome

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Key information

Conditions

Hyperventilation Syndrome

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

Hôpital Calmette,CHU

Lille, France

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Holders of employment contracts for at least 8 days
  • Diagnosis of hyperventilation syndrome confirmed by:

Compatible symptoms and at least two symptoms reproduced by the hyperventilation challenge test: Nijmegen's score> 23 ; Demonstration of alveolar hyperventilation ( Either on rest blood and / or at rest (PaCO2 at rest <36 mmHg and D (A-a) O2 normal; Either during the HV test (increased recovery time of the basic PETCO2 after voluntary hyperventilation (greater than 5 minutes)

Exclusion criteria

  • Existence of another chronic pulmonary disease (asthma, bronchial dilation, COPD, diffuse interstitial pneumonia, neuromuscular pathology ...) or cardiac (rhythm disorder, ischemic heart disease ...) which can participate in dyspnea
  • Psychiatric illness / psychotropic treatment
  • Pregnancy
  • Patient already included in a clinical research protocol involving new therapeutics may not be included in this protocol
  • Specific physiotherapy or previous training

Treatment and study plan

Questionnaire

Other

Work Productivity and Activity Impairment (WPAI) Multidimensional Dyspnea Profile (MDP) Baseline Dyspnea Index (BDI), MOS-SF36, Hospital Anxiety Depression (HAD) Cognitive Failure Questionnaire (CFQ).

Primary outcomes

  1. Association between the WPAI score and the Nijmegen score

    Time frame: At the time of diagnosis (Baseline)

Secondary outcomes

  1. Association between the WPAI score and dyspnea scales

    Time frame: At the time of diagnosis (Baseline)

  2. Association between the WPAI score and quality of life scores

    Time frame: At the time of diagnosis (Baseline)

  3. Association between the WPAI score and PaCO2

    Time frame: At the time of diagnosis (Baseline)

  4. Association between the WPAI score and the Cognitive Failure Questionnaire score

    Time frame: At the time of diagnosis (Baseline)

Sponsors and collaborators

Lead sponsor

University Hospital, Lille

Other

Registry information

Acronym: WHY

Important dates

Study start
2018
Primary completion
2021
Study completion
2021
First posted
Sep 25, 2017
Registry last updated
Apr 29, 2022

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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