Health Status Prior and Post Infection With Influenza or COVID 19: a Population Based Retrospective Analysis of 2016-2021

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT05087355

Enrollment

440000

Registered

2021-10-21

Start date

2016-01-01

Completion date

2021-08-31

Last updated

2021-10-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Covid 19, Influenza

Brief summary

The overall project aim is to study outcomes after COVID-19 and influenza hospitalisation from 2016 - 2021 by retrieving data from the main social security carriers in Austria for the years 2010-2018

Interventions

DIAGNOSTIC_TESTPCR or antigen test for Covid 19 or Inluenza

PCR or antigen test for Covid 19 or Inluenza

Study design

Observational model

COHORT

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

ALL

Healthy volunteers

Inclusion criteria

* Patients with SARS * Patients with Covid-19 * Patients after Covid-19 * Patients with influenza

Exclusion criteria

* none

Design outcomes

Primary

Measure	Time frame	Description
Overall Mortality	5 years	Overall mortality after influenza or covid-19
age distribution	5 years	age distribution in patients with influenza or covid-19
risk profile	5 years	risk profile (e.g. prior diseases, medication) in patients who died due to influenza or covid-19
newly diagnosed diseases	5 years	newly diagnosed diseases after influenza or covid-19
newly prescribed medication	5 years	newly prescribed medication after influenza or covid-19
duration of hospitalisation or unemployability	5 years	duration of hospitalisation or unemployability after influenza or covid-19

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026