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Completed

NCT Number: NCT04172610

Prevalence of Influenza RelAted Invasive Aspergillosis

This is a multicenter study with the aim to determine the prevalence of influenza-related invasive pulmonary aspergillosis in Swedish intensive care units and to assess the clinical impact of and risk factors for influenza-related invasive pulmonary aspergillosis

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

ICU at Mälarsjukhuset, Eskilstuna, Sweden

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About this study

This is a multicenter prospective observational study conducted at 12 intensive care units (ICU) in Sweden. All patients >18 years of age with a Polymerase Chain Reaction (PCR)-verified influenza A or B diagnosed up to 7 days before admission to the ICU or during ICU care, will be included in the study.

A new clinical routine has been implemented at the study centers: During the ICU stay screening with Beta-D-glucan and Galactomannan in blood/serum will be performed twice weekly and a respiratory sample will be retrieved for fungal culture and microscopy once weekly.

All results from collected samples will be available to the patient's attending physicians. Clinical and microbiological data will be collected, and the diagnosis of invasive aspergillosis will be made using predefined diagnostic criteria.

Objectives:

  • To determine the prevalence of influenza-related invasive pulmonary aspergillosis in Swedish intensive care units
  • To assess the clinical impact of and risk factors for influenza-related invasive pulmonary aspergillosis

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Confirmed influenza A or B diagnosed up to 7 days before ICU admission, or during ICU care
  • Admitted to the ICU

Exclusion criteria

  • Under 18 years of age

Treatment and study plan

Primary outcomes

  1. Prevalence of proven or probable invasive pulmonary aspergillosis

    Time frame: From date of enrollment up to 90 days after enrollment

    Enrolled patients will be categorized as proven or probable invasive pulmonary aspergillosis at discharge from the ICU.

Secondary outcomes

  1. Sequential Organ Failure assessment Score (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Registered once daily. Range 0-24, a higher score indicates a higher mortality risk

  2. Use of mechanical ventilation (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Yes/No. Registered once daily.

  3. Use of non-invasive ventilation (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Yes/No. Registered once daily

  4. Use of vasopressor (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Yes/No. Registered once daily.

  5. Use of renal replacement therapy (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Yes/No. Registered once daily.

  6. Acute Respiratory Distress Syndrome (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Registered once daily, using the Berlin-definition (mild 200 mm Hg < PaO2/FIO2 ≤ 300 mm Hg), moderate (100 mm Hg < PaO2/FIO2 ≤ 200 mm Hg), and severe (PaO2/FIO2 ≤ 100 mm Hg)

  7. Days of ICU stay (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Median number of days

  8. ICU mortality (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of admission to ICU to date of discharge from ICU, approximately 21 days

    Yes/No

  9. 90-day mortality after ICU admission (in patients diagnosed with proven/probable invasive pulmonary aspergillosis and those that were not)

    Time frame: from date of ICU admission to 90 days after ICU admission

    Yes/No

Sponsors and collaborators

Lead sponsor

Karolinska University Hospital

Other

Registry information

Official study title

The Prevalence of Influenza Related Invasive Aspergillosis in Swedish Intensive Care Units

Acronym: PIRAIA

Important dates

Study start
2019
Primary completion
2023
Study completion
2023
First posted
Nov 21, 2019
Registry last updated
Jul 6, 2023

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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