An Investigation of the Past 10 Yrs Health Care for Primary Care Patients With Chronic Obstructive Pulmonary Disease (PATHOS)

This study has been completed.
Information provided by (Responsible Party):
AstraZeneca Identifier:
First received: June 16, 2010
Last updated: May 11, 2012
Last verified: May 2012

The aim of this study is to describe COPD health care and to assess demographics, concurrent diseases and mortality and the use of pharmaceuticals for a chronic obstructive pulmonary disease (COPD) population in real life in primary care during the last ten years.

Chronic Obstructive Pulmonary Disease

Study Type: Observational
Study Design: Time Perspective: Retrospective
Official Title: A Retrospective Epidemiological Study to Map Out Patients With Chronic Obstructive Pulmonary Disease (COPD) and Describe COPD Health Care in Real-Life Primary Care During the First Ten Years of the 21th Century

Resource links provided by NLM:

Further study details as provided by AstraZeneca:

Primary Outcome Measures:
  • Describe the development of COPD health care structure in primary care. [ Time Frame: Data will be extracted from the medical records on one occassion, covering a period of one decade. ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Describe the COPD population in primary care with special reference to treatment, co-morbidity and mortality during last decade. [ Time Frame: Data will be extracted from the medical records on one occassion, covering a period of one decade. ] [ Designated as safety issue: No ]

Enrollment: 27394
Study Start Date: June 2010
Study Completion Date: September 2011
Primary Completion Date: September 2011 (Final data collection date for primary outcome measure)
Primary care patients with COPD diagnosis


Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population

Eligible subjects are all COPD patients, found in medical records at the participating swedish primary care clinics. Primarily patients with diagnosis code J44 (ICD-10) stated in the medical record will be investigated. Patient data from the period 1 January 1999 - 31 December 2009 will be included in the observation.


Inclusion Criteria:

  • COPD diagnosis according to medical records.
  • Use of drugs prescribed for obstructive lung diseases
  Contacts and Locations
Please refer to this study by its identifier: NCT01146392

Research Site
Uppsala, Sweden
Sponsors and Collaborators
Principal Investigator: Docent Gunnar Johansson Uppsala University, Sweden
Study Chair: Kjell Larsson, Prof Karolinska Institutet
Study Director: Georgios Stratelis, MD AstraZeneca Nordics
  More Information

No publications provided by AstraZeneca

Additional publications automatically indexed to this study by Identifier (NCT Number):
Responsible Party: AstraZeneca Identifier: NCT01146392     History of Changes
Other Study ID Numbers: NIS-RSE-DUM-2010/1
Study First Received: June 16, 2010
Last Updated: May 11, 2012
Health Authority: Sweden: Regional Ethical Review Board

Keywords provided by AstraZeneca:
COPD health care
treatment in primary care

Additional relevant MeSH terms:
Lung Diseases
Respiration Disorders
Pulmonary Disease, Chronic Obstructive
Lung Diseases, Obstructive
Respiratory Tract Diseases processed this record on April 17, 2014