An International Observational Study of Adults With Acute Infection

Trial statusRecruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18+
SponsorUniversity of Minnesota

About this trial

Prospective, longitudinal studies of people with acute infections are essential to understand risk factors, clinical manifestations, pathobiology, and management strategies. Observational studies can provide data necessary to select interventions and strategies for testing in clinical trials and to develop key design features of trials. Observational studies can be particularly important for establishing an early knowledge base after emergence of a new pathogen, as illustrated by the recent emergence of influenza A (H1N1), SARS-CoV-2, and Mpox. This observational study protocol describes collection of data and biospecimens from sites across the world for characterizing acute infections in hospitalized patients. The protocol is designed to study respiratory infections, infections outside the respiratory tract, established infectious diseases, and emerging infectious diseases. Data generated in this study will be used to efficiently characterize acute infectious diseases and plan future clinical trials.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age ≥18 years old

Admitted to hospital (or in an emergency department with anticipated hospital admission) for the management of a suspected or confirmed acute infectious disease.

Onset of symptoms of an infectious disease within the past 30 days.

Informed consent for study participation by the participant or a surrogate decision maker if the participant lacks capacity for consent.

Disqualifiers

Current imprisonment (this does not include quarantine for an infectious disease).

Patient undergoing comfort care measures only such that treatment focuses on end- of-life symptom management over prolongation of life.

Expected inability or unwillingness to participate in study procedures.

In the opinion of the investigator, participation in the study is not in the best interest of the patient.

Trial population

Participants will be enrolled at study sites globally. Study personnel at the enrolling site will confirm eligibility and obtain consent prior to beginning study procedures. Signing of the informed consent document signifies study entry and Study Day 0. The study population includes adult patients admitted to a hospital with a suspected or confirmed acute infection. All participants will meet the eligibility criteria below. Specific studies executed with this master protocol may narrow the eligibility criteria to a more specific population (that is, a subset of patients who meet the eligibility criteria in this overarching protocol).

Trial design

Design model

Cohort

Time perspective

Prospective

Treatments tested in this trial

  • No intervention

    Other intervention

    This is an observational study

Treatment groups

1,500 Participants
are divided into 1 treatment group
Group A: Study group1 intervention

Trial outcomes

Primary outcomes

1

Day 28 Mortality

All-cause mortality

Time frame
Day 28
2

Days to recovery scale (DRS)

The Days to Recovery Scale (DRS) is an ordinal ranked outcome that includes the concepts of mortality and time to recovery, with recovery defined as being discharged from the hospital and reaching home for the duration of the follow- up. At the end of the follow-up period, each patient is classified into one of the DRS categories based on vital status, hospitalization status, and duration it took to reach recovery.

Time frame
Day 28
3

Time to Sustained Recovery

Time to sustained recovery is defined as being discharged from the index hospitalization, followed by being alive and home for 14 days.

Time frame
Day 28
4

Ordinal outcome for clinical improvement - Day 7

For respiratory infections, the WHO Ordinal Scale for Clinical Improvement may be assessed.

Time frame
Day 7

Secondary outcomes

Other outcomes

Sponsors and contacts

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